{"product_id":"bola-st-50t-50mm-carbon-road-wheelset-dt-350s-hub-cx-ray-spoke-tubular-rim-brake-25-28mm-1270g","title":"Bola ST 50T 50mm Carbon Road Wheelset – DT Swiss 350S, Tubular Rim Brake, 25\/28mm","description":"\u003cp\u003eThe Bola ST 50T 50mm carbon road wheelset is engineered for riders targeting aerodynamic performance, lightweight efficiency, and reliable braking on rim brake road bikes. Weighing just 1270g ±20g per set and built with DT Swiss 350S hubs, this tubular wheelset offers a competitive balance of stiffness, durability, and terrain versatility for road racers and cost-conscious cyclists looking for a proven wheel upgrade.\u003c\/p\u003e\n\u003ch2\u003eKey Features \u0026amp; Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheelset Weight:\u003c\/strong\u003e 1270g ±20g (pair, without tires)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim Material:\u003c\/strong\u003e T700\/T800 high modulus UD matte carbon\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim Depth:\u003c\/strong\u003e 50mm (aero optimized for reduced drag)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Rim Width Options:\u003c\/strong\u003e 25mm or 28mm (select for tire and terrain compatibility)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake Surface:\u003c\/strong\u003e Basalt carbon layer (rim brake, thermal resistance for long descents)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHub:\u003c\/strong\u003e DT Swiss 350S, straight pull, sealed bearings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpokes:\u003c\/strong\u003e Sapim CX-Ray, 20 front (radial), 24 rear (2-cross)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTire Compatibility:\u003c\/strong\u003e Tubular (use with 25–30c tubular tires; not tubeless-ready)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e EN 14781 road wheel standard compliance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Recommended Rider Weight:\u003c\/strong\u003e 100kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years (manufacturer defect coverage worldwide)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow it Compares\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eBola ST 50T\u003c\/th\u003e\n\u003cth\u003ePerformance Model (Bola EXP 50T)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheelset Weight\u003c\/td\u003e\n\u003ctd\u003e1270g ±20g\u003c\/td\u003e\n\u003ctd\u003e1230g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHub Spec\u003c\/td\u003e\n\u003ctd\u003eDT Swiss 350S\u003c\/td\u003e\n\u003ctd\u003eDT Swiss 240S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Depth\u003c\/td\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Rim Width\u003c\/td\u003e\n\u003ctd\u003e25mm\/28mm\u003c\/td\u003e\n\u003ctd\u003e25mm\/28mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake Surface\u003c\/td\u003e\n\u003ctd\u003eBasalt carbon (rim)\u003c\/td\u003e\n\u003ctd\u003eBasalt carbon (rim)\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\u003eSapim CX-Ray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended Use\u003c\/td\u003e\n\u003ctd\u003eRoad, stage racing, endurance\u003c\/td\u003e\n\u003ctd\u003eCompetitive, race-level\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e2 years\u003c\/td\u003e\n\u003ctd\u003e2 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrice Position\u003c\/td\u003e\n\u003ctd\u003eMid-range, value-oriented\u003c\/td\u003e\n\u003ctd\u003ePremium, higher cost\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eRecommended Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUpgrading mid-tier aluminum wheels to lighter, aero carbon for improved speed and acceleration\u003c\/li\u003e\n\u003cli\u003eRoad racing and criteriums where a 50mm profile balances aerodynamic benefit with stability in crosswinds\u003c\/li\u003e\n\u003cli\u003eLong-distance stage races and endurance events requiring dependable rim brake performance\u003c\/li\u003e\n\u003cli\u003eHilly terrain where low wheelset weight aids in climbing and efficient power transfer\u003c\/li\u003e\n\u003cli\u003eB2B partners seeking a cost-effective, EN-certified carbon wheelset for retail or OEM\/ODM supply\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 50mm deep carbon tubular wheels good for road racing?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. 50mm deep carbon tubular wheels like the Bola ST 50T pair aerodynamic efficiency for flat sections with responsive handling for rolling terrain, making them a suitable upgrade for amateur and intermediate-level road racers.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow does a 1270g carbon wheelset with DT 350 hubs compare to other lightweight wheelsets?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThe ST 50T’s 1270g weight is lighter than most mid-range carbon wheelsets with similar rim depth and outperforms many entry-level models using generic hubs. While flagship wheels with DT Swiss 240S or higher-end carbon spokes can be lighter, the ST 50T offers a strong stiffness-to-weight ratio at a more accessible price point.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's better for hilly terrain, 25mm or 28mm wide tubular carbon rims?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eFor mixed or hilly terrain, 25mm rims with 25–28c tubular tires typically minimize system weight and improve climbing, while 28mm rims provide slightly improved comfort and tire stability, especially for rougher surfaces. Confirm wheel and brake clearance before choosing.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eCan these rim brake carbon wheels handle long descents without overheating?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, the basalt carbon braking surface on the ST 50T is engineered for increased thermal resistance. For best performance and rim longevity during long descents, use carbon-specific brake pads and allow for cooling intervals when necessary.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eIs this wheelset a good upgrade for improving acceleration and speed on my road bike?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eUpgrading to a 1270g carbon tubular wheelset reduces rotational mass, directly improving acceleration and responsiveness. Paired with Sapim CX-Ray spokes and DT Swiss 350S hubs, the ST 50T boosts riding speed and sprint capability compared with stock alloy wheelsets.\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 ST 50T 50mm Carbon Road Wheelset | DT Swiss 350S | Tubular Rim Brake | 25mm\/28mm\",\n  \"description\": \"The Bola ST 50T 50mm carbon road wheelset is engineered for riders targeting aerodynamic performance, lightweight efficiency, and reliable braking on rim brake road bikes. Weighing just 1270g ±20g per set and built with DT Swiss 350S hubs, this tubular wheelset offers a competitive balance of stiffness, durability, and terrain versatility for road racers and cost-conscious cyclists looking for a proven wheel upgrade. Key Features \u0026 Specs Wheelset Weight: 1270g ±20g (pair, without tires) Rim Material: T700\/T800 high modulus UD matte carbon Rim Depth: 50mm (aero optimized for reduced drag) External Rim Width Options: 25mm or 28mm (select for tire and terrain compatibility) Brake Surface: Basalt carbon layer (rim brake, thermal resistance for long descents) Hub: DT Swiss 350S, straight pull, sealed bearings Spokes: Sapim CX-Ray, 20 front (radial), 24 rear (2-cross) Tire Compatibility: Tubular (use with 25–30c tubular tires; not tubeless-ready) Certifications: EN 14781 road wheel standard compliance Maximum Recommended Rider Weight: 100kg Warranty: 2 years (manufacturer defect coverage worldwide) How it Compares Feature Bola ST 50T Performance Model (Bola EXP 50T) Wheelset Weight 1270g ±20g 1230g Hub Spec DT Swiss 350S DT Swiss 240S Rim Depth 50mm 50mm External Rim Width 25mm\/28mm 25mm\/28mm Brake Surface Basalt carbon (rim) Basalt carbon (rim) Spokes Sapim CX-Ray Sapim CX-Ray Intended Use Road, stage racing, endurance Competitive, race-level Warranty 2 years 2 years Price Position Mid-range, value-oriented Premium, higher cost Recommended Use Cases Upgrading mid-tier aluminum wheels to lighter, aero carbon for improved speed and acceleration Road racing and criteriums where a 50mm profile balances aerodynamic benefit with stability in crosswinds Long-distance stage races and endurance events requiring dependable rim brake performance Hilly terrain where low wheelset weight aids in climbing and efficient power transfer B2B partners seeking a cost-effective, EN-certified carbon wheelset for retail or OEM\/ODM supply Frequently Asked Questions Are 50mm deep carbon tubular wheels good for road racing? Yes. 50mm deep carbon tubular wheels like the Bola ST 50T pair aerodynamic efficiency for flat sections with responsive handling for rolling terrain, making them a suitable upgrade for amateur and intermediate-level road racers. How does a 1270g carbon wheelset with DT 350 hubs compare to other lightweight wheelsets? The ST 50T’s 1270g weight is lighter than most mid-range carbon wheelsets with similar rim depth and outperforms many entry-level models using generic hubs. While flagship wheels with DT Swiss 240S or higher-end carbon spokes can be lighter, the ST 50T offers a strong stiffness-to-weight ratio at a more accessible price point. What's better for hilly terrain, 25mm or 28mm wide tubular carbon rims? For mixed or hilly terrain, 25mm rims with 25–28c tubular tires typically minimize system weight and improve climbing, while 28mm rims provide slightly improved comfort and tire stability, especially for rougher surfaces. Confirm wheel and brake clearance before choosing. Can these rim brake carbon wheels handle long descents without overheating? Yes, the basalt carbon braking surface on the ST 50T is engineered for increased thermal resistance. For best performance and rim longevity during long descents, use carbon-specific brake pads and allow for cooling intervals when necessary. Is this wheelset a good upgrade for improving acceleration and speed on my road bike? Upgrading to a 1270g carbon tubular wheelset reduces rotational mass, directly improving acceleration and responsiveness. Paired with Sapim CX-Ray spokes and DT Swiss 350S hubs, the ST 50T boosts riding speed and sprint capability compared with stock alloy wheelsets.\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Carbon Fiber Sporting Goods\"\n  },\n  \"category\": \"Carbon Road Bike Wheelsets\",\n  \"image\": [\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/bola_rim_brake_wheelset_8c62e281-7755-4a0f-9e91-3553844b3ebe.png?v=1780298489\",\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/boladt350carbonwheelset_ac04c30b-201c-4ce7-9ca0-f838a72b049a.png?v=1780298489\",\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/bola38mmcarbonrimbrakewheelsetdt350_f48fadf3-4cad-4fd4-9e83-61eb6c1d5894.png?v=1780298490\"\n  ],\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"availability\": \"https:\/\/schema.org\/OutOfStock\",\n    \"price\": \"860.00\",\n    \"priceCurrency\": \"USD\",\n    \"url\": \"https:\/\/bolacarbon.com\/products\/bola-st-50t-50mm-carbon-road-wheelset-dt-350s-hub-cx-ray-spoke-tubular-rim-brake-25-28mm-1270g\",\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 50mm deep carbon tubular wheels good for road racing?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. 50mm deep carbon tubular wheels like the Bola ST 50T pair aerodynamic efficiency for flat sections with responsive handling for rolling terrain, making them a suitable upgrade for amateur and intermediate-level road racers.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How does a 1270g carbon wheelset with DT 350 hubs compare to other lightweight wheelsets?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The ST 50T’s 1270g weight is lighter than most mid-range carbon wheelsets with similar rim depth and outperforms many entry-level models using generic hubs. While flagship wheels with DT Swiss 240S or higher-end carbon spokes can be lighter, the ST 50T offers a strong stiffness-to-weight ratio at a more accessible price point.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What's better for hilly terrain, 25mm or 28mm wide tubular carbon rims?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"For mixed or hilly terrain, 25mm rims with 25–28c tubular tires typically minimize system weight and improve climbing, while 28mm rims provide slightly improved comfort and tire stability, especially for rougher surfaces. Confirm wheel and brake clearance before choosing.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can these rim brake carbon wheels handle long descents without overheating?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, the basalt carbon braking surface on the ST 50T is engineered for increased thermal resistance. For best performance and rim longevity during long descents, use carbon-specific brake pads and allow for cooling intervals when necessary.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is this wheelset a good upgrade for improving acceleration and speed on my road bike?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Upgrading to a 1270g carbon tubular wheelset reduces rotational mass, directly improving acceleration and responsiveness. Paired with Sapim CX-Ray spokes and DT Swiss 350S hubs, the ST 50T boosts riding speed and sprint capability compared with stock alloy wheelsets.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\u003c\/p\u003e","brand":"Carbon Fiber Sporting Goods","offers":[{"title":"17\/25 mm \/ Shimano HG \/ Black Bola","offer_id":48259616702718,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Shimano HG \/ White Bola","offer_id":48259616735486,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Shimano HG \/ Customized","offer_id":48259616768254,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Sram XDR \/ Black Bola","offer_id":48259616801022,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Sram XDR \/ White Bola","offer_id":48259616833790,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Sram XDR \/ Customized","offer_id":48259616866558,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Compy \/ Black Bola","offer_id":48259616899326,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Compy \/ White Bola","offer_id":48259616932094,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Compy \/ Customized","offer_id":48259616964862,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Shimano HG \/ Black Bola","offer_id":48259616997630,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Shimano HG \/ White Bola","offer_id":48259617030398,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Shimano HG \/ Customized","offer_id":48259617063166,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Sram XDR \/ Black Bola","offer_id":48259617095934,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Sram XDR \/ White Bola","offer_id":48259617128702,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Sram XDR \/ Customized","offer_id":48259617161470,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Compy \/ Black Bola","offer_id":48259617194238,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Compy \/ White Bola","offer_id":48259617227006,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Compy \/ Customized","offer_id":48259617259774,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/bola_rim_brake_wheelset_8c62e281-7755-4a0f-9e91-3553844b3ebe.png?v=1780298489","url":"https:\/\/bolacarbon.com\/es\/products\/bola-st-50t-50mm-carbon-road-wheelset-dt-350s-hub-cx-ray-spoke-tubular-rim-brake-25-28mm-1270g","provider":"Bola Carbon Wheelset ","version":"1.0","type":"link"}