{"product_id":"700c-tubeless-carbon-gravel-rim-30mm-inner-36mm-outer-width-35mm-height-four-light-versions-350-435g","title":"700c Tubeless Carbon Gravel Rim – 30mm Inner \/ 36mm Outer Width, 35mm Height, Four Light Versions (350–435g)","description":"\u003ch2\u003e700c Tubeless Carbon Gravel Rim — 30mm Inner Width, 35mm Height\u003c\/h2\u003e\u003cp\u003eA 700c tubeless-ready carbon rim designed for gravel racing and endurance riding. The 30mm inner width accommodates tires from 38mm to 50mm at optimal pressure, while the 35mm profile balances aerodynamic efficiency with crosswind stability on mixed terrain. Available in four weight grades to match rider priority: compliance, weight savings, or cost efficiency.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheel Standard\u003c\/td\u003e\n\u003ctd\u003e700c (ISO 622mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Shape\u003c\/td\u003e\n\u003ctd\u003eUV (hookless-compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Height\u003c\/td\u003e\n\u003ctd\u003e35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Width\u003c\/td\u003e\n\u003ctd\u003e36mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Width\u003c\/td\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eERD\u003c\/td\u003e\n\u003ctd\u003e568mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpoke Hole Diameter\u003c\/td\u003e\n\u003ctd\u003e4.5mm (customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Hole Diameter\u003c\/td\u003e\n\u003ctd\u003e6.5mm (customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly Hole Diameter\u003c\/td\u003e\n\u003ctd\u003e7.5mm (customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNipple Direction (Front)\u003c\/td\u003e\n\u003ctd\u003e7°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNipple Direction (Rear)\u003c\/td\u003e\n\u003ctd\u003e5° \u0026amp; 7° (customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin \/ Max Tire Pressure\u003c\/td\u003e\n\u003ctd\u003e100 \/ 125 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Rider Weight\u003c\/td\u003e\n\u003ctd\u003e120 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlatness Tolerance\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoundness Tolerance\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.3mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic Balance\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;3g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eWeight Variants\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eGrade\u003c\/th\u003e\n\u003cth\u003eWeight (per rim)\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eNormal\u003c\/td\u003e\n\u003ctd\u003e435 ± 15g\u003c\/td\u003e\n\u003ctd\u003eTraining, value builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuperlight\u003c\/td\u003e\n\u003ctd\u003e390 ± 10g\u003c\/td\u003e\n\u003ctd\u003eAll-day endurance gravel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltralight\u003c\/td\u003e\n\u003ctd\u003e370 ± 10g\u003c\/td\u003e\n\u003ctd\u003eGravel race builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtreme Light\u003c\/td\u003e\n\u003ctd\u003e350 ± 10g\u003c\/td\u003e\n\u003ctd\u003eCompetitive weight-optimized builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eStructural Strength Testing\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eForward Compressive Strength:\u003c\/strong\u003e \u0026gt;300 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLateral Torsion:\u003c\/strong\u003e \u0026gt;50 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpoke Hole Tension:\u003c\/strong\u003e \u0026gt;280 kg\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy 30mm Inner Width for Gravel?\u003c\/h2\u003e\u003cp\u003eA 30mm inner width is the current industry benchmark for gravel-specific rims. It widens a 40mm tire's contact patch by approximately 2–4mm versus a 25mm inner rim, improving traction and enabling lower tire pressures (typically 28–38 psi for riders under 80 kg). The UV (hookless) bead profile supports tubeless setup without sealant blowout risk at the stated 100–125 psi range.\u003c\/p\u003e\u003ch2\u003e35mm Height: Gravel Racing vs. Endurance Riding\u003c\/h2\u003e\u003cp\u003eAt 35mm, this rim sits at the crossover point between an aero road rim and a traditional gravel depth. It provides measurable aerodynamic benefit over shallow 25mm rims on smooth gravel sectors while remaining manageable in crosswinds above 30 km\/h — a tradeoff that makes it well-suited to mixed-surface events such as gravel races with pavement transitions. Riders prioritizing pure compliance on technical singletrack may prefer a 25mm depth; those on fast open gravel gain from the 35mm profile.\u003c\/p\u003e\u003ch2\u003eCustomization Options\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSpoke hole count: OEM \/ custom drillings available\u003c\/li\u003e\n\u003cli\u003eHole diameters (spoke, valve, assembly): customizable on request\u003c\/li\u003e\n\u003cli\u003eNipple angle: front 7°, rear 5° \u0026amp; 7° or custom\u003c\/li\u003e\n\u003cli\u003ePrivate label \/ OEM branding supported\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eIs a 30mm inner width rim compatible with 700c gravel tires?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. A 30mm inner width is recommended for tires between 38mm and 50mm. It meets the ETRTO 2020 guideline that inner rim width should be 1.8–3× narrower than mounted tire width for hookless tubeless use.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the difference between the Superlight and Ultralight versions?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe Superlight grade (390 ± 10g) uses a slightly thicker layup for added durability during training; the Ultralight (370 ± 10g) reduces resin content for race-day weight savings. Both meet the same structural strength thresholds (\u0026gt;300 kg compressive, \u0026gt;280 kg spoke tension).\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan I run this rim clincher (with inner tube) as well as tubeless?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe UV hookless profile is optimized for tubeless setup. Clincher use with a standard hooked tire is not recommended on hookless rims per ETRTO safety guidelines.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat tire pressure range is supported?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eMinimum 100 psi \/ maximum 125 psi. For tubeless gravel use, most riders operate 28–45 psi — well within the structural range of this rim.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the warranty period?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThree years from date of purchase against manufacturing defects.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"Product\",\n  \"name\": \"700c 30mm inner wide 36mm outer wide tubeless 35mm height carbon gravel rim,four light version,Bola\",\n  \"description\": \"700c Tubeless Carbon Gravel Rim — 30mm Inner Width, 35mm Height A 700c tubeless-ready carbon rim designed for gravel racing and endurance riding. The 30mm inner width accommodates tires from 38mm to 50mm at optimal pressure, while the 35mm profile balances aerodynamic efficiency with crosswind stability on mixed terrain. Available in four weight grades to match rider priority: compliance, weight savings, or cost efficiency. Technical Specifications Parameter Value Wheel Standard 700c (ISO 622mm) Rim Shape UV (hookless-compatible) Rim Height 35mm Outer Width 36mm Inner Width 30mm ERD 568mm Spoke Hole Diameter 4.5mm (customizable) Valve Hole Diameter 6.5mm (customizable) Assembly Hole Diameter 7.5mm (customizable) Nipple Direction (Front) 7° Nipple Direction (Rear) 5° \u0026amp; 7° (customizable) Min \/ Max Tire Pressure 100 \/ 125 psi Max Rider Weight 120 kg Flatness Tolerance \u0026lt;0.15mm Roundness Tolerance \u0026lt;0.3mm Dynamic Balance \u0026lt;3g Weight Variants Grade Weight (per rim) Best For Normal 435 ± 15g Training, value builds Superlight 390 ± 10g All-day endurance gravel Ultralight 370 ± 10g Gravel race builds Extreme Light 350 ± 10g Competitive weight-optimized builds Structural Strength Testing Forward Compressive Strength: \u0026gt;300 kg Lateral Torsion: \u0026gt;50 kg Spoke Hole Tension: \u0026gt;280 kg Why 30mm Inner Width for Gravel? A 30mm inner width is the current industry benchmark for gravel-specific rims. It widens a 40mm tire's contact patch by approximately 2–4mm versus a 25mm inner rim, improving traction and enabling lower tire pressures (typically 28–38 psi for riders under 80 kg). The UV (hookless) bead profile supports tubeless setup without sealant blowout risk at the stated 100–125 psi range. 35mm Height: Gravel Racing vs. Endurance Riding At 35mm, this rim sits at the crossover point between an aero road rim and a traditional gravel depth. It provides measurable aerodynamic benefit over shallow 25mm rims on smooth gravel sectors while remaining manageable in crosswinds above 30 km\/h — a tradeoff that makes it well-suited to mixed-surface events such as gravel races with pavement transitions. Riders prioritizing pure compliance on technical singletrack may prefer a 25mm depth; those on fast open gravel gain from the 35mm profile. Customization Options Spoke hole count: OEM \/ custom drillings available Hole diameters (spoke, valve, assembly): customizable on request Nipple angle: front 7°, rear 5° \u0026amp; 7° or custom Private label \/ OEM branding supported Frequently Asked Questions Is a 30mm inner width rim compatible with 700c gravel tires? Yes. A 30mm inner width is recommended for tires between 38mm and 50mm. It meets the ETRTO 2020 guideline that inner rim width should be 1.8–3× narrower than mounted tire width for hookless tubeless use. What is the difference between the Superlight and Ultralight versions? The Superlight grade (390 ± 10g) uses a slightly thicker layup for added durability during training; the Ultralight (370 ± 10g) reduces resin content for race-day weight savings. Both meet the same structural strength thresholds (\u0026gt;300 kg compressive, \u0026gt;280 kg spoke tension). Can I run this rim clincher (with inner tube) as well as tubeless? The UV hookless profile is optimized for tubeless setup. Clincher use with a standard hooked tire is not recommended on hookless rims per ETRTO safety guidelines. What tire pressure range is supported? Minimum 100 psi \/ maximum 125 psi. For tubeless gravel use, most riders operate 28–45 psi — well within the structural range of this rim. What is the warranty period? Three years from date of purchase against manufacturing defects.\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Carbon Fiber Sporting Goods\"\n  },\n  \"category\": \"UV shape\",\n  \"image\": [\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/35_3168443a-4fc4-47be-a6e8-20f502eb0c47.png?v=1733907907\",\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/356.png?v=1733907907\",\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/surface_f1230322-3ddf-4fd0-b237-7adb3e4ce7e9.jpg?v=1767150768\",\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/redbola_8887e641-3de0-41c4-a66e-78e20cb4c614.jpg?v=1767150768\",\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/whitebola_b4d67109-868c-42a8-b0df-fde348a22fa0.jpg?v=1767150768\",\n    \"https:\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/yellowbola_fc7a6a6f-184a-49ca-9fe0-5882f00cffe8.jpg?v=1767150768\"\n  ],\n  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