{"title":"700C Disc Brake","description":"\u003cp\u003eWe are a bike rim manufacturer in China With rich experience in Carbon bike rim and Carbon wheelset, with Competitive price and top quality.\u003c\/p\u003e","products":[{"product_id":"bola-cla-40r-carbon-disc-brake-wheelset-700c-40mm-tubeless-1360g","title":"Bola CLA 40R Carbon Disc Brake Wheelset 700C 40mm Tubeless 1360g","description":"\u003cp\u003eThe Bola CLA 40R Carbon Disc Brake Wheelset is engineered for road cyclists, racers, and gravel riders seeking lightweight strength, 40mm mid-depth aerodynamic performance, and tubeless setup flexibility. Compatible with 700C bikes, it offers balanced aero benefits and responsive handling for both flat terrain and climbing. ISO4210-certified carbon fiber rims with Enduro-bearing, 54T ratchet disc hubs deliver consistent power transfer and dependable braking.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim Depth:\u003c\/strong\u003e 40mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Rim Width:\u003c\/strong\u003e 28mm or 30mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Rim Width:\u003c\/strong\u003e 21mm or 24mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight (Full Set):\u003c\/strong\u003e 1360g ±30g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHub:\u003c\/strong\u003e BL350, Enduro-bearing, 54T ratchet, center lock disc, straight-pull\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpokes:\u003c\/strong\u003e Pillar 1423, 24 count front\/rear, 2× cross lacing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxle Compatibility:\u003c\/strong\u003e 12×100mm front, 12×142mm rear, QR compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e T700\/T800 Carbon Rim UD Matt, Aluminium Alloy Hub Shell, Stainless Steel Spokes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e ISO4210 compliant, sequential QC protocols\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFeatures \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOptimized rim depth improves crosswind stability for mixed-use: training, racing, and everyday urban cycling\u003c\/li\u003e\n\u003cli\u003eTubeless-ready for reduced flats and lower rolling resistance\u003c\/li\u003e\n\u003cli\u003ePrecision ratchet hub for fast engagement; ideal for both road and endurance gravel use\u003c\/li\u003e\n\u003cli\u003eTested and quality-assured with international standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRider Profile \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBest for: Professional and amateur cyclists, cycling teams, brand buyers seeking durable, customizable carbon wheelsets\u003c\/li\u003e\n\u003cli\u003eCompatible with: 700C disc brake road bikes, wide tire options, gravel bikes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eComparison Table\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eBola CLA 40R\u003c\/th\u003e\n\u003cth\u003eTypical Competitor\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Depth\u003c\/td\u003e\n\u003ctd\u003e40mm\u003c\/td\u003e\n\u003ctd\u003e38–44mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Width (ext\/int)\u003c\/td\u003e\n\u003ctd\u003e28\/30mm \/ 21\/24mm\u003c\/td\u003e\n\u003ctd\u003e27–30mm \/ 19–25mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (pair)\u003c\/td\u003e\n\u003ctd\u003e1360g ±30g\u003c\/td\u003e\n\u003ctd\u003e1350–1700g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTubeless Ready\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRatchet Hub\u003c\/td\u003e\n\u003ctd\u003e54T\u003c\/td\u003e\n\u003ctd\u003e36–54T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eISO4210\u003c\/td\u003e\n\u003ctd\u003eISO, EN standard (varies)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails open=\"\" class=\"gfai-product-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat are the key benefits of a 40mm deep carbon wheelset for road and gravel cycling?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eA 40mm carbon wheel offers a balance of aerodynamic gains on flats and stability on climbs, suitable for both road racers and gravel riders seeking all-purpose performance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eIs 1360g considered lightweight for a carbon disc wheelset?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. 1360g places the Bola CLA 40R among performance-optimized wheelsets where typical weights range from 1350g to 1700g. This supports fast acceleration without compromising durability.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\" class=\"gfai-product-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eCan I use Bola CLA 40R carbon wheels for daily riding, not just racing?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThe design, ISO4210 testing, high-strength carbon, and robust 54T ratchet hub make this wheelset durable for repeated daily use, training, and competition across various terrains.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\" class=\"gfai-product-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat tire sizes are compatible with 21mm or 24mm internal rim width?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThese widths accommodate modern road tires from 25mm to 38mm and gravel tires up to 45mm, supporting versatility for different riding environments.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\" class=\"gfai-product-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat certifications does this wheelset hold?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThe Bola CLA 40R is tested to ISO4210 standards and passes sequential quality control protocols, ensuring safety and consistent manufacturing.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cp\u003e\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"Product\",\n  \"name\": \"Bola CLA 40R Carbon Disc Brake Wheelset 40mm Tubeless Ready  54T 1400g\",\n  \"description\": \"The Bola CLA 40R Carbon Disc Brake Wheelset is engineered for road cyclists, racers, and gravel riders seeking lightweight strength, 40mm mid-depth aerodynamic performance, and tubeless setup flexibility. Compatible with 700C bikes, it offers balanced aero benefits and responsive handling for both flat terrain and climbing. ISO4210-certified carbon fiber rims with Enduro-bearing, 54T ratchet disc hubs deliver consistent power transfer and dependable braking. Technical Specifications Rim Depth: 40mm External Rim Width: 28mm or 30mm Internal Rim Width: 21mm or 24mm Weight (Full Set): 1400g ±30g Hub: BL350, Enduro-bearing, 54T ratchet, center lock disc, straight-pull Spokes: Pillar 1423, 24 count front\/rear, 2× cross lacing Axle Compatibility: 12×100mm front, 12×142mm rear, QR compatible Material: T700\/T800 Carbon Rim, Aluminium Alloy Hub Shell, Stainless Steel Spokes Certification: ISO4210 compliant, sequential QC protocols Features \u0026 Use Cases Optimized rim depth improves crosswind stability for mixed-use: training, racing, and everyday urban cycling Tubeless-ready for reduced flats and lower rolling resistance Precision ratchet hub for fast engagement; ideal for both road and endurance gravel use Tested and quality-assured with international standards Rider Profile \u0026 Compatibility Best for: Professional and amateur cyclists, cycling teams, brand buyers seeking durable, customizable carbon wheelsets Compatible with: 700C disc brake road bikes, wide tire options, gravel bikes Comparison Table Feature Bola CLA 40R Typical Competitor Rim Depth 40mm 38–44mm Rim Width (ext\/int) 28\/30mm \/ 21\/24mm 27–30mm \/ 19–25mm Weight (pair) 1400g ±30g 1350–1700g Tubeless Ready Yes Yes Ratchet Hub 54T 36–54T Certification ISO4210 ISO, EN standard (varies) Frequently Asked Questions What are the key benefits of a 40mm deep carbon wheelset for road and gravel cycling? A 40mm carbon wheel offers a balance of aerodynamic gains on flats and stability on climbs, suitable for both road racers and gravel riders seeking all-purpose performance. Is 1400g considered lightweight for a carbon disc wheelset? Yes. 1400g places the Bola CLA 40R among performance-optimized wheelsets where typical weights range from 1350g to 1700g. This supports fast acceleration without compromising durability. Can I use Bola CLA 40R carbon wheels for daily riding, not just racing? The design, ISO4210 testing, high-strength carbon, and robust 54T ratchet hub make this wheelset durable for repeated daily use, training, and competition across various terrains. What tire sizes are compatible with 21mm or 24mm internal rim width? These widths accommodate modern road tires from 25mm to 38mm and gravel tires up to 45mm, supporting versatility for different riding environments. What certifications does this wheelset hold? The Bola CLA 40R is tested to ISO4210 standards and passes sequential quality control protocols, ensuring safety and consistent manufacturing.\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Carbon Fiber Sporting Goods\"\n  },\n  \"category\": \"Carbon Road Bike Wheelset\",\n  \"image\": [\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/40dbwhite.png?v=1779844686\",\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/40mmdbblack.png?v=1779844687\",\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/2.png?v=1779844688\"\n  ],\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"availability\": \"https:\/\/schema.org\/OutOfStock\",\n    \"price\": \"444.00\",\n    \"priceCurrency\": \"USD\",\n    \"url\": \"https:\/\/bolacarbon.com\/products\/bola-cla-40r-carbon-disc-brake-wheelset-40mm-tubeless-ready-54t-1400g\",\n    \"seller\": {\n      \"@type\": \"Organization\",\n      \"name\": \"https:\/\/bolacarbon.com\"\n    }\n  }\n}\n\u003c\/script\u003e \u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What are the key benefits of a 40mm deep carbon wheelset for road and gravel cycling?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A 40mm carbon wheel offers a balance of aerodynamic gains on flats and stability on climbs, suitable for both road racers and gravel riders seeking all-purpose performance.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is 1400g considered lightweight for a carbon disc wheelset?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. 1400g places the Bola CLA 40R among performance-optimized wheelsets where typical weights range from 1350g to 1700g. This supports fast acceleration without compromising durability.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I use Bola CLA 40R carbon wheels for daily riding, not just racing?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The design, ISO4210 testing, high-strength carbon, and robust 54T ratchet hub make this wheelset durable for repeated daily use, training, and competition across various terrains.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What tire sizes are compatible with 21mm or 24mm internal rim width?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"These widths accommodate modern road tires from 25mm to 38mm and gravel tires up to 45mm, supporting versatility for different riding environments.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What certifications does this wheelset hold?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The Bola CLA 40R is tested to ISO4210 standards and passes sequential quality control protocols, ensuring safety and consistent manufacturing.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\u003c\/p\u003e","brand":"Carbon Fiber Sporting Goods","offers":[{"title":"28\/21 mm \/ Shimano HG \/ Black Bola","offer_id":42658291351806,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"28\/21 mm \/ Shimano HG \/ White Bola","offer_id":42658291384574,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"28\/21 mm \/ Shimano HG \/ Customized","offer_id":42658291417342,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"28\/21 mm \/ Sram  XDR \/ Black Bola","offer_id":42658291482878,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"28\/21 mm \/ Sram  XDR \/ White Bola","offer_id":42658291548414,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"28\/21 mm \/ Sram  XDR \/ Customized","offer_id":42658291581182,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"28\/21 mm \/ Compy \/ Black Bola","offer_id":42658291646718,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"28\/21 mm \/ Compy \/ White Bola","offer_id":42658291679486,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"28\/21 mm \/ Compy \/ Customized","offer_id":42658291712254,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"30\/24 mm \/ Shimano HG \/ Black Bola","offer_id":42658291777790,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"30\/24 mm \/ Shimano HG \/ White Bola","offer_id":42658291810558,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"30\/24 mm \/ Shimano HG \/ Customized","offer_id":42658291843326,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"30\/24 mm \/ Sram  XDR \/ Black Bola","offer_id":42658291908862,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"30\/24 mm \/ Sram  XDR \/ White Bola","offer_id":42658291941630,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"30\/24 mm \/ Sram  XDR \/ Customized","offer_id":42658291974398,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"30\/24 mm \/ Compy \/ Black Bola","offer_id":42658292039934,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"30\/24 mm \/ Compy \/ White Bola","offer_id":42658292072702,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"30\/24 mm \/ Compy \/ Customized","offer_id":42658292105470,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/40dbwhite.png?v=1780298266"},{"product_id":"bola-cla-450w-700c-carbon-road-wheels-45-50-wave-profile-28mm-wide-tubeless-54t-enduro-1400g","title":"Bola CLA 700C Carbon Wave Disc Wheelset 45\/50mm 28mm Tubeless 54T Enduro Hub","description":"\u003cp\u003eThe Bola CLA 700C carbon wave disc wheelset, featuring 45mm front and 50mm rear asymmetric wave-profile carbon rims (28mm external, 22mm internal width), delivers balanced aerodynamic performance suitable for road racing, gravel, and endurance riding. Tubeless-ready and ISO 4210-7 certified, it combines T700\/T800 carbon construction (UD or marble matte finish) with a rapid 54T Enduro ratchet hub for responsive engagement on mixed terrain. Straight-pull Pillar 1423 spokes and Enduro steel bearings provide low weight (1400g\/pair), stability, and certified durability. Compatible with 12x100\/12x142mm thru-axles or QR; disc brake only.\u003c\/p\u003e\n\u003ch2\u003eKey Features \u0026amp; Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim Depth:\u003c\/strong\u003e 45mm front \/ 50mm rear asymmetric wave profile\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim Width:\u003c\/strong\u003e 22mm internal \/ 28mm external\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e T700\/T800 full carbon fiber, UD or marble matte\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHub:\u003c\/strong\u003e Aluminum BL300, Enduro 54T ratchet, Center Lock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBearings:\u003c\/strong\u003e Enduro steel sealed bearings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpokes:\u003c\/strong\u003e Pillar 1423, straight-pull\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheel Size:\u003c\/strong\u003e 700C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight (Set):\u003c\/strong\u003e ~1400g (+\/-3%)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake Type:\u003c\/strong\u003e Disc only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxle Compatibility:\u003c\/strong\u003e 12x100mm (front) \/ 12x142mm (rear) thru-axle, quick release (adapters included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCERTIFICATIONS:\u003c\/strong\u003e ISO 4210-7; REACH compliant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 24-month defect and crash replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eComparison Table\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eBola CLA\u003c\/th\u003e\n\u003cth\u003eCompetitor Example\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Depth\/Design\u003c\/td\u003e\n\u003ctd\u003e45\/50mm Wave Asymmetric\u003c\/td\u003e\n\u003ctd\u003e50mm Wave\/Clincher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Width\u003c\/td\u003e\n\u003ctd\u003e22mm\u003c\/td\u003e\n\u003ctd\u003e21-23mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngagement\u003c\/td\u003e\n\u003ctd\u003e54T Enduro Ratchet\u003c\/td\u003e\n\u003ctd\u003eShimano 10°\/Other Ratchets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBearings\u003c\/td\u003e\n\u003ctd\u003eEnduro Steel\u003c\/td\u003e\n\u003ctd\u003eCeramic\/Standard Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxle Type\u003c\/td\u003e\n\u003ctd\u003e12x100\/142, QR\u003c\/td\u003e\n\u003ctd\u003eThru-axle only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (Pair)\u003c\/td\u003e\n\u003ctd\u003e1400g\u003c\/td\u003e\n\u003ctd\u003e1150-1600g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eISO 4210-7\u003c\/td\u003e\n\u003ctd\u003eNot Always Stated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eAre 700C carbon road wheels with a 45\/50mm wave profile good for both racing and training?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. The Bola CLA's 45\/50mm wave-profile is engineered for aerodynamic balance, offering stability for endurance training and low drag for high-speed racing scenarios. ISO 4210-7 certification assures their safety for demanding sessions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow does a 54T Enduro ratchet hub compare to other hub types for gravel riding?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThe 54-tooth Enduro ratchet in the BL300 hub provides faster 6.67° engagement than most OEM (15°–10°) hubs, enabling quicker power transfer on mixed surfaces and improved handling on technical gravel or CX terrain. This is based on industry consensus and peer-reviewed hub engagement research.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat are the benefits of a 28mm wide tubeless carbon wheelset for disc brakes?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThe 28mm external, 22mm internal width supports wider (28-35mm) tires at lower pressures, optimizing comfort, grip, and rolling efficiency. Tubeless compatibility reduces risk of pinch flats and allows tailoring pressure for conditions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow do Enduro brand bearings compare with other steel bearings?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eEnduro bearings are widely used by premium wheel brands for their durability and consistent low friction. Compared to generic steel bearings, Enduro provides higher load ratings and superior weather sealing, validated in EN testing.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eAre these carbon wheels compatible with both thru-axle and quick release setups?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, the Bola CLA wheels ship ready for 12x100mm\/12x142mm thru-axle setups and include adapters for standard quick releases, offering broad compatibility for modern disc-equipped road and gravel bikes.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cp\u003e\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"Product\",\n  \"name\": \"Bola CLA 450W Carbon Wave Disc Wheelset 45\/50mm 28mm Tubeless 54T Enduro\",\n  \"description\": \"The Bola CLA 700C carbon wave disc wheelset, featuring 45mm front and 50mm rear asymmetric wave-profile carbon rims (28mm external, 22mm internal width), delivers balanced aerodynamic performance suitable for road racing, gravel, and endurance riding. Tubeless-ready and ISO 4210-7 certified, it combines T700\/T800 carbon construction (UD or marble matte finish) with a rapid 54T Enduro ratchet hub for responsive engagement on mixed terrain. Straight-pull Pillar 1423 spokes and Enduro steel bearings provide low weight (1400g\/pair), stability, and certified durability. Compatible with 12x100\/12x142mm thru-axles or QR; disc brake only. Key Features \u0026 Specifications Rim Depth: 45mm front \/ 50mm rear asymmetric wave profile Rim Width: 22mm internal \/ 28mm external Material: T700\/T800 full carbon fiber, UD or marble matte Hub: Aluminum BL300, Enduro 54T ratchet, Center Lock Bearings: Enduro steel sealed bearings Spokes: Pillar 1423, straight-pull Wheel Size: 700C Weight (Set): ~1400g (+\/-3%) Brake Type: Disc only Axle Compatibility: 12x100mm (front) \/ 12x142mm (rear) thru-axle, quick release (adapters included) CERTIFICATIONS: ISO 4210-7; REACH compliant Warranty: 24-month defect and crash replacement Comparison Table Feature Bola CLA Competitor Example Rim Depth\/Design 45\/50mm Wave Asymmetric 50mm Wave\/Clincher Internal Width 22mm 21-23mm Engagement 54T Enduro Ratchet Shimano 10°\/Other Ratchets Bearings Enduro Steel Ceramic\/Standard Steel Axle Type 12x100\/142, QR Thru-axle only Weight (Pair) 1400g 1150-1600g Certification ISO 4210-7 Not Always Stated Frequently Asked Questions Are 700C carbon road wheels with a 45\/50mm wave profile good for both racing and training? Yes. The Bola CLA's 45\/50mm wave-profile is engineered for aerodynamic balance, offering stability for endurance training and low drag for high-speed racing scenarios. ISO 4210-7 certification assures their safety for demanding sessions. How does a 54T Enduro ratchet hub compare to other hub types for gravel riding? The 54-tooth Enduro ratchet in the BL300 hub provides faster 6.67° engagement than most OEM (15°–10°) hubs, enabling quicker power transfer on mixed surfaces and improved handling on technical gravel or CX terrain. This is based on industry consensus and peer-reviewed hub engagement research. What are the benefits of a 28mm wide tubeless carbon wheelset for disc brakes? The 28mm external, 22mm internal width supports wider (28-35mm) tires at lower pressures, optimizing comfort, grip, and rolling efficiency. Tubeless compatibility reduces risk of pinch flats and allows tailoring pressure for conditions. How do Enduro brand bearings compare with other steel bearings? Enduro bearings are widely used by premium wheel brands for their durability and consistent low friction. Compared to generic steel bearings, Enduro provides higher load ratings and superior weather sealing, validated in EN testing. Are these carbon wheels compatible with both thru-axle and quick release setups? Yes, the Bola CLA wheels ship ready for 12x100mm\/12x142mm thru-axle setups and include adapters for standard quick releases, offering broad compatibility for modern disc-equipped road and gravel bikes.\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Carbon Fiber Sporting Goods\"\n  },\n  \"category\": \"Carbon Road Bike Disc Wheelset\",\n  \"image\": [\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/whitewavywheel.png?v=1780298513\",\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/a48e219334b5bd89844b9656a3e71b96.png?v=1780298515\",\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/55b299686a951a3c28f9e660126dfea5.png?v=1780298515\"\n  ],\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"availability\": \"https:\/\/schema.org\/OutOfStock\",\n    \"price\": \"468.00\",\n    \"priceCurrency\": \"USD\",\n    \"url\": \"https:\/\/bolacarbon.com\/products\/bola-cla-450w-700c-carbon-road-wheels-45-50-wave-profile-28mm-wide-tubeless-54t-enduro-1400g\",\n    \"seller\": {\n      \"@type\": \"Organization\",\n      \"name\": \"https:\/\/bolacarbon.com\"\n    }\n  }\n}\n\u003c\/script\u003e \u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are 700C carbon road wheels with a 45\/50mm wave profile good for both racing and training?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. The Bola CLA's 45\/50mm wave-profile is engineered for aerodynamic balance, offering stability for endurance training and low drag for high-speed racing scenarios. ISO 4210-7 certification assures their safety for demanding sessions.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How does a 54T Enduro ratchet hub compare to other hub types for gravel riding?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The 54-tooth Enduro ratchet in the BL300 hub provides faster 6.67° engagement than most OEM (15°–10°) hubs, enabling quicker power transfer on mixed surfaces and improved handling on technical gravel or CX terrain. This is based on industry consensus and peer-reviewed hub engagement research.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What are the benefits of a 28mm wide tubeless carbon wheelset for disc brakes?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The 28mm external, 22mm internal width supports wider (28-35mm) tires at lower pressures, optimizing comfort, grip, and rolling efficiency. Tubeless compatibility reduces risk of pinch flats and allows tailoring pressure for conditions.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do Enduro brand bearings compare with other steel bearings?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Enduro bearings are widely used by premium wheel brands for their durability and consistent low friction. Compared to generic steel bearings, Enduro provides higher load ratings and superior weather sealing, validated in EN testing.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these carbon wheels compatible with both thru-axle and quick release setups?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, the Bola CLA wheels ship ready for 12x100mm\/12x142mm thru-axle setups and include adapters for standard quick releases, offering broad compatibility for modern disc-equipped road and gravel bikes.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\u003c\/p\u003e","brand":"Carbon Fiber Sporting Goods","offers":[{"title":"UD Matt \/ Shimano HG \/ Black Bola","offer_id":48287213846782,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ Shimano HG \/ White Bola","offer_id":48287213879550,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ Shimano HG \/ Customized","offer_id":48287213912318,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ Sram  XDR \/ Black Bola","offer_id":48287213945086,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ Sram  XDR \/ White Bola","offer_id":48287213977854,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ Sram  XDR \/ Customized","offer_id":48287214010622,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ Compy \/ Black Bola","offer_id":48287214043390,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ Compy \/ White Bola","offer_id":48287214076158,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ Compy \/ Customized","offer_id":48287214108926,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"Marble matt \/ Shimano HG \/ Black Bola","offer_id":48287214141694,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"Marble matt \/ Shimano HG \/ White Bola","offer_id":48287214174462,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"Marble matt \/ Shimano HG \/ Customized","offer_id":48287214207230,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"Marble matt \/ Sram  XDR \/ Black Bola","offer_id":48287214239998,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"Marble matt \/ Sram  XDR \/ White Bola","offer_id":48287214272766,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"Marble matt \/ Sram  XDR \/ Customized","offer_id":48287214305534,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"Marble matt \/ Compy \/ Black Bola","offer_id":48287214338302,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"Marble matt \/ Compy \/ White Bola","offer_id":48287214371070,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true},{"title":"Marble matt \/ Compy \/ Customized","offer_id":48287214403838,"sku":null,"price":468.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/whitewavywheel.png?v=1780298513"},{"product_id":"bola-elt-450w-carbon-wavy-wheelset-700c-45mm-50mm-wave-profile-24mm-interal-tubeless-1310g","title":"Bola ELT 450W Carbon Wave Gravel Wheelset 700C – 45\/50mm, 24mm Internal, Tubeless, 1310g","description":"\u003cp\u003eThe Bola ELT 450W Carbon Wave Wheelset is engineered for modern gravel performance—delivering a 1310g 700C carbon set with 45\/50mm aerodynamic wave profile, 24mm internal width, and tubeless compatibility. Designed for competitive gravel riding and demanding endurance cyclists, this wheelset balances lateral stiffness, impact resistance, and responsive weight for all-terrain use.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheel Size:\u003c\/strong\u003e 700C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim Depth:\u003c\/strong\u003e 45mm\/50mm wave profile\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Rim Width:\u003c\/strong\u003e 24mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Rim Width:\u003c\/strong\u003e 34mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e T700\/T800 UD or Marble Matte Carbon Fiber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpokes:\u003c\/strong\u003e 24F\/24R, straight-pull Pillar1420, 2-cross lacing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHubs:\u003c\/strong\u003e B200 Aluminum, Enduro bearings, 54T ratchet, Center Lock disc; 12x100mm\/12x142mm thru-axle \u0026amp; QR compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTubeless Ready:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Weight (set):\u003c\/strong\u003e 1310g (without tape\/valves)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e ISO 4210-7, REACH-compliant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 24-months, includes crash replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eUse Cases \u0026amp; Performance\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOptimized for competitive gravel, endurance, and mixed terrain cycling\u003c\/li\u003e\n\u003cli\u003eWave profile enhances aero efficiency over open sections while maintaining crosswind control\u003c\/li\u003e\n\u003cli\u003e24mm internal width supports wider gravel and all-road tires (32–48mm), improving stability and comfort without excessive bulk\u003c\/li\u003e\n\u003cli\u003eCenter Lock hubs and straight-pull spoke layout increase durability on rough terrain, as verified by ISO 4210-7 testing\u003c\/li\u003e\n\u003cli\u003e1310g competitive weight aligns with premium disc-brake carbon wheelsets in the gravel segment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Comparison\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eWheelset\u003c\/th\u003e\n\u003cth\u003eInternal Width\u003c\/th\u003e\n\u003cth\u003eRim Depth\u003c\/th\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003cth\u003eTubeless\u003c\/th\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBola ELT 450W\u003c\/td\u003e\n\u003ctd\u003e24mm\u003c\/td\u003e\n\u003ctd\u003e45\/50mm\u003c\/td\u003e\n\u003ctd\u003e1310g\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eCarbon Wave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFORZA-C Wide\u003c\/td\u003e\n\u003ctd\u003e24mm\u003c\/td\u003e\n\u003ctd\u003e35mm\u003c\/td\u003e\n\u003ctd\u003e1440g\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eUD Matte\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGP 45W\u003c\/td\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003ctd\u003e45mm\u003c\/td\u003e\n\u003ctd\u003e1460g\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eWide\/Aero\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eW23-4550\u003c\/td\u003e\n\u003ctd\u003e23mm\u003c\/td\u003e\n\u003ctd\u003e45\/50mm\u003c\/td\u003e\n\u003ctd\u003e410g\/rim\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eWave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKnown Tradeoffs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWhile the 1310g total weight is competitive, some models with carbon spokes and shallower profiles may weigh less but compromise on crosswind handling and durability.\u003c\/li\u003e\n\u003cli\u003eA 24mm internal width is ideal for gravel (32–48mm tires), but may not suit ultra-wide tires above 50mm.\u003c\/li\u003e\n\u003cli\u003eHigher rim depth increases aerodynamics but can catch more crosswinds compared to 35–40mm systems; Bola's wave shape offsets this in real-world use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eAre 45mm and 50mm wave profile carbon wheels good for gravel riding?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, the 45\/50mm wave profile delivers aerodynamic benefits on fast gravel and all-road routes while the wave shape enhances lateral control in crosswinds, making them a strong choice for mixed terrain and open sections.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow does a 1310g 700C carbon wheelset compare to other lightweight gravel wheelsets?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eA 1310g total is highly competitive for disc-brake gravel use. While lighter carbon spoke wheelsets exist, Bola’s durability and deeper aero profile often outperform those in variable conditions, as noted in ISO 4210-7 compliance ratings.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat are the benefits of a 24mm internal width and tubeless ready carbon wheels?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e24mm internal width optimizes stability and cornering with modern gravel tires (32–48mm), while tubeless readiness lowers puncture risk, reduces rolling resistance, and allows running lower pressures for varied surfaces.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eIs a 34mm external width suitable for wider gravel tires?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, 34mm external and 24mm internal widths are designed for fitment of 32–48mm tires, maximizing tire shape and sidewall support without excessive aerodynamic drag.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eAre straight-pull spokes and Center Lock disc brake hubs better for durability on rough terrain?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eStraight-pull spokes reduce fatigue risk and promote even load distribution in demanding conditions. Center Lock disc hubs simplify rotor changes and improve braking precision, with the Bola BL300 hub tested for long-term use on mixed surfaces.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cp\u003e\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"Product\",\n  \"name\": \"Bola ELT 450W  Carbon Wavy Wheelset – 700C, 45mm\u002650mm Wave profile, 24mm Interal,Tubeless,1310g\",\n  \"description\": \"The Bola ELT 450W Carbon Wave Wheelset is engineered for modern gravel performance—delivering a 1310g 700C carbon set with 45\/50mm aerodynamic wave profile, 24mm internal width, and tubeless compatibility. Designed for competitive gravel riding and demanding endurance cyclists, this wheelset balances lateral stiffness, impact resistance, and responsive weight for all-terrain use. Technical Specifications Wheel Size: 700C Rim Depth: 45mm\/50mm wave profile Internal Rim Width: 24mm External Rim Width: 34mm Material: T700\/T800 UD or Marble Matte Carbon Fiber Spokes: 24F\/24R, straight-pull Pillar1420, 2-cross lacing Hubs: BL300 Aluminum, Enduro bearings, 54T ratchet, Center Lock disc; 12x100mm\/12x142mm thru-axle \u0026 QR compatible Tubeless Ready: Yes Total Weight (set): 1310g (without tape\/valves) Certifications: ISO 4210-7, REACH-compliant Warranty: 24-months, includes crash replacement Use Cases \u0026 Performance Optimized for competitive gravel, endurance, and mixed terrain cycling Wave profile enhances aero efficiency over open sections while maintaining crosswind control 24mm internal width supports wider gravel and all-road tires (32–48mm), improving stability and comfort without excessive bulk Center Lock hubs and straight-pull spoke layout increase durability on rough terrain, as verified by ISO 4210-7 testing 1310g competitive weight aligns with premium disc-brake carbon wheelsets in the gravel segment Product Comparison Wheelset Internal Width Rim Depth Weight Tubeless Profile Bola ELT 450W 24mm 45\/50mm 1310g Yes Carbon Wave FORZA-C Wide 24mm 35mm 1440g Yes UD Matte GP 45W 30mm 45mm 1460g Yes Wide\/Aero W23-4550 23mm 45\/50mm 410g\/rim Yes Wave Known Tradeoffs While the 1310g total weight is competitive, some models with carbon spokes and shallower profiles may weigh less but compromise on crosswind handling and durability. A 24mm internal width is ideal for gravel (32–48mm tires), but may not suit ultra-wide tires above 50mm. Higher rim depth increases aerodynamics but can catch more crosswinds compared to 35–40mm systems; Bola's wave shape offsets this in real-world use. Frequently Asked Questions Are 45mm and 50mm wave profile carbon wheels good for gravel riding? Yes, the 45\/50mm wave profile delivers aerodynamic benefits on fast gravel and all-road routes while the wave shape enhances lateral control in crosswinds, making them a strong choice for mixed terrain and open sections. How does a 1310g 700C carbon wheelset compare to other lightweight gravel wheelsets? A 1310g total is highly competitive for disc-brake gravel use. While lighter carbon spoke wheelsets exist, Bola’s durability and deeper aero profile often outperform those in variable conditions, as noted in ISO 4210-7 compliance ratings. What are the benefits of a 24mm internal width and tubeless ready carbon wheels? 24mm internal width optimizes stability and cornering with modern gravel tires (32–48mm), while tubeless readiness lowers puncture risk, reduces rolling resistance, and allows running lower pressures for varied surfaces. Is a 34mm external width suitable for wider gravel tires? Yes, 34mm external and 24mm internal widths are designed for fitment of 32–48mm tires, maximizing tire shape and sidewall support without excessive aerodynamic drag. Are straight-pull spokes and Center Lock disc brake hubs better for durability on rough terrain? Straight-pull spokes reduce fatigue risk and promote even load distribution in demanding conditions. 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While lighter carbon spoke wheelsets exist, Bola’s durability and deeper aero profile often outperform those in variable conditions, as noted in ISO 4210-7 compliance ratings.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What are the benefits of a 24mm internal width and tubeless ready carbon wheels?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"24mm internal width optimizes stability and cornering with modern gravel tires (32–48mm), while tubeless readiness lowers puncture risk, reduces rolling resistance, and allows running lower pressures for varied surfaces.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is a 34mm external width suitable for wider gravel tires?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, 34mm external and 24mm internal widths are designed for fitment of 32–48mm tires, maximizing tire shape and sidewall support without excessive aerodynamic drag.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are straight-pull spokes and Center Lock disc brake hubs better for durability on rough terrain?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Straight-pull spokes reduce fatigue risk and promote even load distribution in demanding conditions. 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The DT Swiss 350s hub features a 36T ratchet for rapid engagement and reliable power transfer, while Sapim CX-Ray spokes maintain strength and reduce rotational weight. Certified to ISO 4210-7 and REACH standards, this 1320g wheelset meets professional durability and safety requirements for competitive endurance and advanced performance.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRim Depth:\u003c\/strong\u003e 40mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRim Width:\u003c\/strong\u003e Internal 21\/24mm, External 28\/30mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e T800 UD matte carbon fiber\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHub:\u003c\/strong\u003e DT Swiss 350s, 36T ratchet, Center Lock, 12x100\/12x142mm thru-axle\/QR\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1320g (excluding tape and valves)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpokes:\u003c\/strong\u003e Sapim CX-Ray, straight-pull, 24\/24 2-cross\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTire Compatibility:\u003c\/strong\u003e Tubeless \u0026amp; clincher, 28–32c optimized\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e ISO 4210-7, REACH compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSituational Fit \u0026amp; Use\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRoad and Gravel:\u003c\/strong\u003e Optimized rim shape provides efficiency on tarmac and control on hardpack or mixed surfaces.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEndurance \u0026amp; Racing:\u003c\/strong\u003e 1320g combined weight aids in both climbing and sustained speed; wide profile supports traction and comfort at lower pressures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomization:\u003c\/strong\u003e Choice of internal rim widths (21\/24mm) and external widths (28\/30mm) allows fitment for diverse cycling setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eComparison Table\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eDepth (mm)\u003c\/th\u003e\n\u003cth\u003eWeight (g)\u003c\/th\u003e\n\u003cth\u003eHub\u003c\/th\u003e\n\u003cth\u003eInternal Width (mm)\u003c\/th\u003e\n\u003cth\u003eTire Range (c)\u003c\/th\u003e\n\u003cth\u003eCertifications\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBola SL 40R\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e1320\u003c\/td\u003e\n\u003ctd\u003eDT Swiss 350s 36T\u003c\/td\u003e\n\u003ctd\u003e21\/24\u003c\/td\u003e\n\u003ctd\u003e28–32\u003c\/td\u003e\n\u003ctd\u003eISO 4210-7, REACH\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eHUNT 40 Carbon Disc\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e1451\u003c\/td\u003e\n\u003ctd\u003eRatchet System\u003c\/td\u003e\n\u003ctd\u003e21\u003c\/td\u003e\n\u003ctd\u003e25–35\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eAERO 40 II Disc\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e1177\u003c\/td\u003e\n\u003ctd\u003eD91 45T\u003c\/td\u003e\n\u003ctd\u003e23\u003c\/td\u003e\n\u003ctd\u003e28–32\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eAre 40mm deep carbon disc wheels good for both road and gravel riding?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eYes. The 40mm depth and wide external profile provide balanced aerodynamics and stability, making them suitable for both fast road sections and variable gravel terrain.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eHow does a 1320g carbon wheelset with DT Swiss 350s hubs compare to others at this price?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eAt 1320g, this wheelset is lighter than many competitors in its segment. DT Swiss 350s hubs are recognized for reliability and quick engagement, offering dependable performance for both racing and training.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eWhat's the benefit of Sapim CX-Ray spokes for carbon bicycle wheels?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eSapim CX-Ray spokes are aero-optimized, lightweight, and proven to increase wheel strength while minimizing flex, contributing to both ride quality and longevity.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eIs this wheelset compatible with 28–32c tires for endurance and racing use?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eYes. Both the internal width options and external profile are optimized for 28–32c tubeless or clincher tires, supporting comfort and grip for racing and long endurance rides.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eAre there lighter or more aero alternatives to 50mm deep carbon disc wheelsets for climbing?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eWhile deeper rims such as 50mm offer increased aerodynamic benefit at high speed, 40mm deep wheels like the Bola SL 40R are lighter and provide better handling for climbing and mixed-terrain rides.\u003c\/p\u003e\u003c\/details\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"Product\",\n  \"name\": \"Bola SL 40R Carbon Disc Wheelset 700C – 50mm Deep, 28\/30mm Wide, DT Swiss 350s Hub,1320g\",\n  \"description\": \"The Bola SL 40R Carbon Disc Wheelset offers a 40mm deep T800 UD matte carbon fiber rim for a balance of aerodynamic efficiency and crosswind stability, making it suitable for both road and gravel riding with 28–32c tire compatibility. The DT Swiss 350s hub features a 36T ratchet for rapid engagement and reliable power transfer, while Sapim CX-Ray spokes maintain strength and reduce rotational weight. Certified to ISO 4210-7 and REACH standards, this 1320g wheelset meets professional durability and safety requirements for competitive endurance and advanced performance. Technical Specifications Rim Depth: 40mm Rim Width: Internal 21\/24mm, External 28\/30mm Material: T800 UD matte carbon fiber Hub: DT Swiss 350s, 36T ratchet, Center Lock, 12x100\/12x142mm thru-axle\/QR Weight: 1320g (excluding tape and valves) Spokes: Sapim CX-Ray, straight-pull, 24\/24 2-cross Tire Compatibility: Tubeless \u0026 clincher, 28–32c optimized Certifications: ISO 4210-7, REACH compliant Situational Fit \u0026 Use Road and Gravel: Optimized rim shape provides efficiency on tarmac and control on hardpack or mixed surfaces. Endurance \u0026 Racing: 1320g combined weight aids in both climbing and sustained speed; wide profile supports traction and comfort at lower pressures. Customization: Choice of internal rim widths (21\/24mm) and external widths (28\/30mm) allows fitment for diverse cycling setups. Comparison Table Model Depth (mm) Weight (g) Hub Internal Width (mm) Tire Range (c) Certifications Bola SL 40R 40 1320 DT Swiss 350s 36T 21\/24 28–32 ISO 4210-7, REACH HUNT 40 Carbon Disc 40 1451 Ratchet System 21 25–35 — AERO 40 II Disc 40 1177 D91 45T 23 28–32 — Frequently Asked Questions Are 40mm deep carbon disc wheels good for both road and gravel riding? Yes. The 40mm depth and wide external profile provide balanced aerodynamics and stability, making them suitable for both fast road sections and variable gravel terrain. How does a 1320g carbon wheelset with DT Swiss 350s hubs compare to others at this price? At 1320g, this wheelset is lighter than many competitors in its segment. DT Swiss 350s hubs are recognized for reliability and quick engagement, offering dependable performance for both racing and training. What's the benefit of Sapim CX-Ray spokes for carbon bicycle wheels? Sapim CX-Ray spokes are aero-optimized, lightweight, and proven to increase wheel strength while minimizing flex, contributing to both ride quality and longevity. Is this wheelset compatible with 28–32c tires for endurance and racing use? Yes. Both the internal width options and external profile are optimized for 28–32c tubeless or clincher tires, supporting comfort and grip for racing and long endurance rides. Are there lighter or more aero alternatives to 50mm deep carbon disc wheelsets for climbing? 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Both the internal width options and external profile are optimized for 28–32c tubeless or clincher tires, supporting comfort and grip for racing and long endurance rides.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are there lighter or more aero alternatives to 50mm deep carbon disc wheelsets for climbing?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"While deeper rims such as 50mm offer increased aerodynamic benefit at high speed, 40mm deep wheels like the Bola SL 40R are lighter and provide better handling for climbing and mixed-terrain rides.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Carbon Fiber Sporting Goods","offers":[{"title":"30\/24mm \/ Shimano HG \/ Black Bola","offer_id":48292349640958,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"30\/24mm \/ Shimano HG \/ White Bola","offer_id":48292349673726,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"30\/24mm \/ Shimano HG \/ Customized","offer_id":48292349706494,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"30\/24mm \/ Sram  XDR \/ Black Bola","offer_id":48292349739262,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"30\/24mm \/ Sram  XDR \/ White Bola","offer_id":48292349772030,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"30\/24mm \/ Sram  XDR \/ Customized","offer_id":48292349804798,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"30\/24mm \/ Compy \/ Black Bola","offer_id":48292349837566,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"30\/24mm \/ Compy \/ White Bola","offer_id":48292349870334,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"30\/24mm \/ Compy \/ Customized","offer_id":48292349903102,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"28\/21mm \/ Shimano HG \/ Black Bola","offer_id":48292349935870,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"28\/21mm \/ Shimano HG \/ White Bola","offer_id":48292349968638,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"28\/21mm \/ Shimano HG \/ Customized","offer_id":48292350001406,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"28\/21mm \/ Sram  XDR \/ Black Bola","offer_id":48292350034174,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"28\/21mm \/ Sram  XDR \/ White Bola","offer_id":48292350066942,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"28\/21mm \/ Sram  XDR \/ Customized","offer_id":48292350099710,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"28\/21mm \/ Compy \/ Black Bola","offer_id":48292350132478,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"28\/21mm \/ Compy \/ White Bola","offer_id":48292350165246,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true},{"title":"28\/21mm \/ Compy \/ Customized","offer_id":48292350198014,"sku":null,"price":789.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/blackdtcswheel_5690275b-c1cc-4b2c-8f4c-8d98428571c9.png?v=1780298519"},{"product_id":"bola-sl-50r-carbon-disc-wheelset-700c-50mm-depth-28-30mm-wide-dt-350s-hub-1360g","title":"Bola SL 50R Carbon Disc Wheelset 700C, 50mm Depth, 28\/30mm Wide, DT 350s Hub, 1360g","description":"\u003cp\u003eThe Bola SL 50R Carbon Disc Wheelset delivers balanced aerodynamics, efficient power transfer, and robust performance for road and gravel cyclists. Featuring a 50mm deep T800 UD matte carbon rim and DT Swiss 350s hubs with 36T ratchets, it supports both 28mm and 30mm external rim widths to accommodate tubeless or clincher tires (optimized for 28–32c). Straight-pull Sapim CX Ray spokes enhance lateral stiffness, while the 1360g set weight ensures competitive climbing and speed performance.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRim Depth:\u003c\/strong\u003e 50mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInternal Width:\u003c\/strong\u003e 21mm or 24mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExternal Width:\u003c\/strong\u003e 28mm or 30mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e T800 UD carbon fiber, matte finish\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHub:\u003c\/strong\u003e DT Swiss 350s, 36T ratchet, Center Lock, 12x100\/12x142mm thru-axle or QR\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpokes:\u003c\/strong\u003e Sapim CX Ray, straight-pull, 24\/24, 2-cross\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight (pair):\u003c\/strong\u003e 1360g (excluding tape\/valves)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTire Support:\u003c\/strong\u003e Tubeless-ready \u0026amp; clincher; optimized for 28–32c\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e ISO 4210-7, REACH compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSituational Fit \u0026amp; Real-World Use\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRoad \u0026amp; Gravel Versatility:\u003c\/strong\u003e 50mm deep rims offer a balance of aerodynamic efficiency for road and enhanced stability for gravel.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Rim Profiles:\u003c\/strong\u003e 28mm\/30mm widths improve sidewall support for modern wider tires, reducing rolling resistance and increasing grip on mixed surfaces.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHub Performance:\u003c\/strong\u003e DT Swiss 350s with 36T ratchet provide fast engagement and proven durability for high load races and long-distance rides.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight Class:\u003c\/strong\u003e At 1360g, this wheelset compares well to leading lightweight disc wheelsets, offering climbing agility and improved acceleration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits both thru-axle and quick release bikes, supporting flexible upgrades for many road and gravel frames.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eComparison Table\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eBola SL 50R\u003c\/th\u003e\n\u003cth\u003eCompetitors\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRim Depth\u003c\/td\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003ctd\u003e50mm (Hunt, D19-50, DT50S)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eExternal Width\u003c\/td\u003e\n\u003ctd\u003e28\/30mm\u003c\/td\u003e\n\u003ctd\u003e26–32mm (varied)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1360g\u003c\/td\u003e\n\u003ctd\u003e1170–1400g\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eHub\u003c\/td\u003e\n\u003ctd\u003eDT 350s, 36T ratchet\u003c\/td\u003e\n\u003ctd\u003eDT 350, ceramics, custom\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSpokes\u003c\/td\u003e\n\u003ctd\u003eSapim CX Ray\u003c\/td\u003e\n\u003ctd\u003eCX-Ray, Pillar, others\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTire Compatibility\u003c\/td\u003e\n\u003ctd\u003e28–32c, tubeless \u0026amp; clincher\u003c\/td\u003e\n\u003ctd\u003e28–35c, tubeless-ready\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eISO 4210-7\u003c\/td\u003e\n\u003ctd\u003eISO, SCA (select)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eAre 50mm deep carbon disc wheels good for both road and gravel riding?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eYes, the 50mm depth optimizes aerodynamic efficiency on roads while maintaining lateral stability and control off-road—suitable for competitive and endurance riding on multiple surfaces.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eWhat are the benefits of DT Swiss 350s hubs with Sapim CX Ray spokes?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eDT 350s hubs with 36T ratchets offer rapid engagement and reliable sealing, while Sapim CX Ray spokes reduce drag and increase wheel durability for heavy mileage.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eHow does a 1360g 700C carbon disc wheelset compare to other lightweight options?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eThis 1360g set is among the lightest in its class, supporting faster climbs and improved acceleration while maintaining ISO-certified durability—similar to competitor carbon offerings in the 1170–1400g range.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eWill 28mm or 30mm wide rims work better for 28-32c tires?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eBoth widths accommodate 28–32c tires; 28mm rims are optimal for 28c, while 30mm rims provide increased sidewall stability for 30–32c tires over varied surfaces.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eIs this carbon wheelset compatible with both thru-axle and quick release bikes?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eYes, included hardware supports both 12x100\/12x142mm thru-axle and quick release (QR) frames, maximizing compatibility for modern and legacy bicycles.\u003c\/p\u003e\u003c\/details\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"Product\",\n  \"name\": \"Bola SL 50R Carbon Disc Wheelset 700C – 50mm Deep, 28\/30mm Wide, DT 350s Cx Ray,1360g\",\n  \"description\": \"The Bola SL 50R Carbon Disc Wheelset delivers balanced aerodynamics, efficient power transfer, and robust performance for road and gravel cyclists. Featuring a 50mm deep T800 UD matte carbon rim and DT Swiss 350s hubs with 36T ratchets, it supports both 28mm and 30mm external rim widths to accommodate tubeless or clincher tires (optimized for 28–32c). Straight-pull Sapim CX Ray spokes enhance lateral stiffness, while the 1360g set weight ensures competitive climbing and speed performance. Technical Specifications Rim Depth: 50mm Internal Width: 21mm or 24mm External Width: 28mm or 30mm Material: T800 UD carbon fiber, matte finish Hub: DT Swiss 350s, 36T ratchet, Center Lock, 12x100\/12x142mm thru-axle or QR Spokes: Sapim CX Ray, straight-pull, 24\/24, 2-cross Weight (pair): 1360g (excluding tape\/valves) Tire Support: Tubeless-ready \u0026 clincher; optimized for 28–32c Certifications: ISO 4210-7, REACH compliant Situational Fit \u0026 Real-World Use Road \u0026 Gravel Versatility: 50mm deep rims offer a balance of aerodynamic efficiency for road and enhanced stability for gravel. Wide Rim Profiles: 28mm\/30mm widths improve sidewall support for modern wider tires, reducing rolling resistance and increasing grip on mixed surfaces. Hub Performance: DT Swiss 350s with 36T ratchet provide fast engagement and proven durability for high load races and long-distance rides. Weight Class: At 1360g, this wheelset compares well to leading lightweight disc wheelsets, offering climbing agility and improved acceleration. Compatibility: Fits both thru-axle and quick release bikes, supporting flexible upgrades for many road and gravel frames. Comparison Table Feature Bola SL 50R Competitors Rim Depth 50mm 50mm (Hunt, D19-50, DT50S) External Width 28\/30mm 26–32mm (varied) Weight 1360g 1170–1400g Hub DT 350s, 36T ratchet DT 350, ceramics, custom Spokes Sapim CX Ray CX-Ray, Pillar, others Tire Compatibility 28–32c, tubeless \u0026 clincher 28–35c, tubeless-ready Certifications ISO 4210-7 ISO, SCA (select) Frequently Asked Questions Are 50mm deep carbon disc wheels good for both road and gravel riding? Yes, the 50mm depth optimizes aerodynamic efficiency on roads while maintaining lateral stability and control off-road—suitable for competitive and endurance riding on multiple surfaces. What are the benefits of DT Swiss 350s hubs with Sapim CX Ray spokes? DT 350s hubs with 36T ratchets offer rapid engagement and reliable sealing, while Sapim CX Ray spokes reduce drag and increase wheel durability for heavy mileage. How does a 1360g 700C carbon disc wheelset compare to other lightweight options? This 1360g set is among the lightest in its class, supporting faster climbs and improved acceleration while maintaining ISO-certified durability—similar to competitor carbon offerings in the 1170–1400g range. Will 28mm or 30mm wide rims work better for 28-32c tires? Both widths accommodate 28–32c tires; 28mm rims are optimal for 28c, while 30mm rims provide increased sidewall stability for 30–32c tires over varied surfaces. Is this carbon wheelset compatible with both thru-axle and quick release bikes? Yes, included hardware supports both 12x100\/12x142mm thru-axle and quick release (QR) frames, maximizing compatibility for modern and legacy bicycles.\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Carbon Fiber Sporting Goods\"\n  },\n  \"category\": \"Carbon Road \u0026 Gravel Disc Wheelsets\",\n  \"image\": [\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/40_dt350db.png?v=1780277525\",\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/50_dt240db.png?v=1780277525\"\n  ],\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"availability\": \"https:\/\/schema.org\/OutOfStock\",\n    \"price\": \"789.00\",\n    \"priceCurrency\": \"USD\",\n    \"url\": \"https:\/\/bolacarbon.com\/products\/bola-ce-50r-carbon-disc-wheelset-700c-50mm-deep-28-30mm-wide-dt-swiss-350s-hub-1320g-副本\",\n    \"seller\": {\n      \"@type\": \"Organization\",\n      \"name\": \"https:\/\/bolacarbon.com\"\n    }\n  }\n}\n\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are 50mm deep carbon disc wheels good for both road and gravel riding?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, the 50mm depth optimizes aerodynamic efficiency on roads while maintaining lateral stability and control off-road—suitable for competitive and endurance riding on multiple surfaces.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What are the benefits of DT Swiss 350s hubs with Sapim CX Ray spokes?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"DT 350s hubs with 36T ratchets offer rapid engagement and reliable sealing, while Sapim CX Ray spokes reduce drag and increase wheel durability for heavy mileage.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How does a 1360g 700C carbon disc wheelset compare to other lightweight options?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"This 1360g set is among the lightest in its class, supporting faster climbs and improved acceleration while maintaining ISO-certified durability—similar to competitor carbon offerings in the 1170–1400g range.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Will 28mm or 30mm wide rims work better for 28-32c tires?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Both widths accommodate 28–32c tires; 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Optimized for 28–32c tubeless or clincher tires, this wheelset is engineered for both competitive road and mixed-terrain gravel use, combining reliable aerodynamics with responsive climbing performance.\u003cbr\u003eA decade of manufacturing experience ensures strict ISO 4210-7 and REACH compliance, dependable quality controls, and durable construction for professional teams, brands, and demanding individual cyclists.\u003c\/p\u003e \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim Depth:\u003c\/strong\u003e 40mm\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInternal Width:\u003c\/strong\u003e 21mm or 24mm\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExternal Width:\u003c\/strong\u003e 28mm or 30mm\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e T800 UD matte carbon fiber\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHub:\u003c\/strong\u003e DT Swiss 240s, 36T ratchet, Center Lock, 12x100\/12x142mm thru-axle\/QR\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1270g (excluding tape\/valves)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSpokes:\u003c\/strong\u003e Sapim CX Ray, straight-pull, 24\/24, 2-cross lacing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTire Compatibility:\u003c\/strong\u003e Tubeless \u0026amp; clincher, optimized for 28–32c\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e ISO 4210-7, REACH\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eSituational Fit \u0026amp; Real-World Use\u003c\/h2\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoad \u0026amp; Gravel:\u003c\/strong\u003e 40mm depth and wide profile offer optimized balance of aerodynamic gain and crosswind stability, suitable for competitive road racing, performance gravel, and endurance cycling.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClimbing:\u003c\/strong\u003e At 1270g, this wheelset supports strong acceleration and climbing performance—comparable to elite 1170–1290g competitor wheelsets.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDT Swiss 240s Hubs:\u003c\/strong\u003e Known for power transfer efficiency and low rolling resistance, delivering reliable performance under racing loads and variable weather.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRim Width Options:\u003c\/strong\u003e 28mm\/30mm external width allows secure tire seating for 28–32c tubeless tires, supporting lower pressures and improved comfort on rough roads.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCarbon Wheel Comparison Table\u003c\/h3\u003e \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003cth\u003eDepth\u003c\/th\u003e\n\u003cth\u003eInternal Width\u003c\/th\u003e\n\u003cth\u003eHub Type\u003c\/th\u003e\n\u003cth\u003eTire Compatibility\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBola EXP 40R\u003c\/td\u003e\n\u003ctd\u003e1270g\u003c\/td\u003e\n\u003ctd\u003e40mm\u003c\/td\u003e\n\u003ctd\u003e21\/24mm\u003c\/td\u003e\n\u003ctd\u003eDT 240s 36T\u003c\/td\u003e\n\u003ctd\u003e28–32c Tubeless\/Clincher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAERO 40 II Disc\u003c\/td\u003e\n\u003ctd\u003e1177g\u003c\/td\u003e\n\u003ctd\u003e40mm\u003c\/td\u003e\n\u003ctd\u003e23mm\u003c\/td\u003e\n\u003ctd\u003eD91 45T\u003c\/td\u003e\n\u003ctd\u003eTubeless Ready\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHUNT 40 Disc\u003c\/td\u003e\n\u003ctd\u003e~1420g\u003c\/td\u003e\n\u003ctd\u003e40mm\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003ctd\u003eRatchet system\u003c\/td\u003e\n\u003ctd\u003eTubeless\/Clincher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e \u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eAre 40mm deep carbon disc wheels good for both road and gravel riding?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eYes, the 40mm profile balances aerodynamic speed with stability on mixed surfaces, making it suitable for both competitive road cycling and advanced gravel racing with 28–32c tires.\u003c\/p\u003e\u003c\/details\u003e \u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eHow does a 1270g 700C carbon disc wheelset compare for climbing?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eAt 1270g, the Bola EXP 40R is among the lightest, rivaling leading 1170–1300g wheelsets for fast climbing, while maintaining stiffness for efficient power transfer.\u003c\/p\u003e\u003c\/details\u003e \u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eWhat are the main benefits of DT Swiss 240s hubs?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eDT Swiss 240s hubs deliver durable, low-friction rolling and rapid 36T ratchet engagement, providing smooth, reliable power transfer on both climbs and flat terrain.\u003c\/p\u003e\u003c\/details\u003e \u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eIs a 28mm or 30mm wide wheelset better for 28–32c tubeless tires?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eBoth widths are optimal for 28–32c tubeless tires; 30mm offers extra stability and comfort for rougher gravel, while 28mm balances aerodynamics for pure road use.\u003c\/p\u003e\u003c\/details\u003e \u003cdetails class=\"gfai-product-faq\" open\u003e\u003csummary\u003e\u003cstrong\u003eWhat’s the aerodynamic difference between 40mm and 50mm deep carbon wheelsets?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003e50mm deep rims increase aerodynamic efficiency on flat or high-speed sections but may be more affected by crosswinds; 40mm offers more versatile handling with minimal aero trade-off.\u003c\/p\u003e\u003c\/details\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"Product\",\n  \"name\": \"Bola EXP 40R Carbon Disc Wheelset 700C – 40mm Deep, 28\/30mm Wide, DT240s Hub,1270g\",\n  \"description\": \"The Bola EXP 40R Carbon Disc Wheelset features a 40mm deep, 28\/30mm wide T800 UD matte carbon rim and DT Swiss 240s 36T ratchet hubs, weighing 1270g. Optimized for 28–32c tubeless or clincher tires, this wheelset is engineered for both competitive road and mixed-terrain gravel use, combining reliable aerodynamics with responsive climbing performance. A decade of manufacturing experience ensures strict ISO 4210-7 and REACH compliance, dependable quality controls, and durable construction for professional teams, brands, and demanding individual cyclists. Technical Specifications Rim Depth: 40mm Internal Width: 21mm or 24mm External Width: 28mm or 30mm Material: T800 UD matte carbon fiber Hub: DT Swiss 240s, 36T ratchet, Center Lock, 12x100\/12x142mm thru-axle\/QR Weight: 1270g (excluding tape\/valves) Spokes: Sapim CX Ray, straight-pull, 24\/24, 2-cross lacing Tire Compatibility: Tubeless \u0026 clincher, optimized for 28–32c Certifications: ISO 4210-7, REACH Situational Fit \u0026 Real-World Use Road \u0026 Gravel: 40mm depth and wide profile offer optimized balance of aerodynamic gain and crosswind stability, suitable for competitive road racing, performance gravel, and endurance cycling. Climbing: At 1270g, this wheelset supports strong acceleration and climbing performance—comparable to elite 1170–1290g competitor wheelsets. DT Swiss 240s Hubs: Known for power transfer efficiency and low rolling resistance, delivering reliable performance under racing loads and variable weather. Rim Width Options: 28mm\/30mm external width allows secure tire seating for 28–32c tubeless tires, supporting lower pressures and improved comfort on rough roads. Carbon Wheel Comparison Table Model Weight Depth Internal Width Hub Type Tire Compatibility Bola EXP 40R 1270g 40mm 21\/24mm DT 240s 36T 28–32c Tubeless\/Clincher AERO 40 II Disc 1177g 40mm 23mm D91 45T Tubeless Ready HUNT 40 Disc ~1420g 40mm Not specified Ratchet system Tubeless\/Clincher Frequently Asked Questions Are 40mm deep carbon disc wheels good for both road and gravel riding? Yes, the 40mm profile balances aerodynamic speed with stability on mixed surfaces, making it suitable for both competitive road cycling and advanced gravel racing with 28–32c tires. How does a 1270g 700C carbon disc wheelset compare for climbing? At 1270g, the Bola EXP 40R is among the lightest, rivaling leading 1170–1300g wheelsets for fast climbing, while maintaining stiffness for efficient power transfer. What are the main benefits of DT Swiss 240s hubs? DT Swiss 240s hubs deliver durable, low-friction rolling and rapid 36T ratchet engagement, providing smooth, reliable power transfer on both climbs and flat terrain. Is a 28mm or 30mm wide wheelset better for 28–32c tubeless tires? Both widths are optimal for 28–32c tubeless tires; 30mm offers extra stability and comfort for rougher gravel, while 28mm balances aerodynamics for pure road use. 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