{"title":"700C 36mm","description":"\u003cp\u003eThe Bola 700C 36mm carbon rim collection is engineered for cyclists seeking a precise balance between aerodynamic performance, weight optimization, and broad tire compatibility. Each rim features a 36mm outer width and a generous 30mm inner width, supporting modern road and gravel tire sizes (typically 25–32c and beyond) for greater traction, stability, and control. Available in four distinct build schemes—Normal, Super, Ultra, and Extreme Light—this lineup accommodates a wide spectrum of rider weight targets and performance needs. The rim depth profiles range from 30mm to 50mm, catering to varied aerodynamic and stability requirements for both endurance road cyclists and multi-surface riders. All rims utilize premium Toray carbon fiber, undergo rigorous multi-stage QC, and are designed for tubeless setup, enabling lower tire pressures for improved puncture protection and ride comfort. Backed by a three-year global warranty, Bola’s 700C 36mm series offers reliable, cost-effective solutions for road, gravel, and training wheel upgrades—empowering riders and B2B partners to bridge the gap between big-brand premiums and generic budget risks. If you’re comparing wheel builds for daily commutes, long-distance events, or shop-grade upgrades, explore our technical specs and find the right configuration for your application.\u003c\/p\u003e\n\u003c!-- GFAI:COLLECTION_AUDIT_START v1 --\u003e\n\u003cdetails class=\"gfai-semantic-cluster\"\u003e\n  \u003csummary\u003eExplore our 700C 36mm Buying Guide\u003c\/summary\u003e\n  \u003csection\u003e\n    \u003ch3\u003e700C 36mm Carbon Rim\u003c\/h3\u003e\n    \u003cdl\u003e\n      \u003cdt\u003eRim Depth\u003c\/dt\u003e\n      \u003cdd\u003e30mm · 36mm · 40mm · 50mm\u003c\/dd\u003e\n      \u003cdt\u003eRim Width\u003c\/dt\u003e\n      \u003cdd\u003e36mm outer · 30mm inner\u003c\/dd\u003e\n      \u003cdt\u003eBuild Scheme\u003c\/dt\u003e\n      \u003cdd\u003eNormal · Super · Ultra · Extreme Light\u003c\/dd\u003e\n      \u003cdt\u003eTire Compatibility\u003c\/dt\u003e\n      \u003cdd\u003e25c · 28c · 32c · Gravel tires\u003c\/dd\u003e\n      \u003cdt\u003eMaterial\u003c\/dt\u003e\n      \u003cdd\u003eToray carbon fiber\u003c\/dd\u003e\n      \u003cdt\u003eTubeless Ready\u003c\/dt\u003e\n      \u003cdd\u003eYes\u003c\/dd\u003e\n      \u003cdt\u003eWarranty\u003c\/dt\u003e\n      \u003cdd\u003e3 years\u003c\/dd\u003e\n    \u003c\/dl\u003e\n  \u003c\/section\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-collection-faq\"\u003e\n  \u003csummary\u003eFrequently Asked Questions\u003c\/summary\u003e\n  \u003cdiv itemscope itemtype=\"https:\/\/schema.org\/FAQPage\"\u003e\n    \u003cdiv itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n      \u003ch3 itemprop=\"name\"\u003eWhich 700C 36mm carbon rims are best for long-distance road cycling?\u003c\/h3\u003e\n      \u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n        \u003cdiv itemprop=\"text\"\u003eFor long-distance road cycling, Bola recommends the Super or Ultra 700C 36mm carbon rims, which balance lightweight construction with torsional stiffness and support wider endurance tires (28–32c). These options reduce fatigue over extended rides while minimizing rolling resistance and maintaining structural integrity.\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n      \u003ch3 itemprop=\"name\"\u003eHow do I choose between normal, super, ultra, and extreme light 700C 36mm rims?\u003c\/h3\u003e\n      \u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n        \u003cdiv itemprop=\"text\"\u003eSelect the build scheme based on your weight targets and ride intensity. Normal offers maximum strength for daily use, Super and Ultra deliver lighter weights for performance-oriented cyclists, and Extreme Light prioritizes minimum mass for experienced riders focused on racing or hill climbing. Consider rider weight, terrain, and expected usage.\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n      \u003ch3 itemprop=\"name\"\u003eWhat are the benefits of a 36mm wide carbon rim compared to narrower options?\u003c\/h3\u003e\n      \u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n        \u003cdiv itemprop=\"text\"\u003eA 36mm wide rim accommodates larger, modern tire profiles, enhancing cornering traction, stability, and comfort compared to traditional narrower rims. This width provides improved aerodynamic blending with 25–32c road tires and greater support for gravel and mixed-surface applications.\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n      \u003ch3 itemprop=\"name\"\u003eAre ultra and extreme light 700C 36mm rims strong enough for everyday use?\u003c\/h3\u003e\n      \u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n        \u003cdiv itemprop=\"text\"\u003eYes, all Bola 700C 36mm carbon rims are engineered and tested to meet daily use and safety standards, including the Ultra and Extreme Light variants. However, for high-frequency commuting, loaded touring, or heavier riders, consider Normal or Super builds for optimal long-term durability.\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n      \u003ch3 itemprop=\"name\"\u003eHow does rim width affect speed and stability on a 700C carbon wheelset?\u003c\/h3\u003e\n      \u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n        \u003cdiv itemprop=\"text\"\u003eWider rims like Bola’s 36mm model create a broader tire base, improving cornering grip and stability at speed. Aerodynamically, wider rims with properly matched tires also reduce drag by smoothing airflow, enabling consistent speed in both solo efforts and group rides.\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Which 700C 36mm carbon rims are best for long-distance road cycling?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"For long-distance road cycling, Bola recommends the Super or Ultra 700C 36mm carbon rims, which balance lightweight construction with torsional stiffness and support wider endurance tires (28–32c). These options reduce fatigue over extended rides while minimizing rolling resistance and maintaining structural integrity.\"}},{\"@type\":\"Question\",\"name\":\"How do I choose between normal, super, ultra, and extreme light 700C 36mm rims?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Select the build scheme based on your weight targets and ride intensity. Normal offers maximum strength for daily use, Super and Ultra deliver lighter weights for performance-oriented cyclists, and Extreme Light prioritizes minimum mass for experienced riders focused on racing or hill climbing. Consider rider weight, terrain, and expected usage.\"}},{\"@type\":\"Question\",\"name\":\"What are the benefits of a 36mm wide carbon rim compared to narrower options?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A 36mm wide rim accommodates larger, modern tire profiles, enhancing cornering traction, stability, and comfort compared to traditional narrower rims. This width provides improved aerodynamic blending with 25–32c road tires and greater support for gravel and mixed-surface applications.\"}},{\"@type\":\"Question\",\"name\":\"Are ultra and extreme light 700C 36mm rims strong enough for everyday use?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes, all Bola 700C 36mm carbon rims are engineered and tested to meet daily use and safety standards, including the Ultra and Extreme Light variants. However, for high-frequency commuting, loaded touring, or heavier riders, consider Normal or Super builds for optimal long-term durability.\"}},{\"@type\":\"Question\",\"name\":\"How does rim width affect speed and stability on a 700C carbon wheelset?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Wider rims like Bola’s 36mm model create a broader tire base, improving cornering grip and stability at speed. Aerodynamically, wider rims with properly matched tires also reduce drag by smoothing airflow, enabling consistent speed in both solo efforts and group rides.\"}}]}\u003c\/script\u003e\n\u003c!-- GFAI:COLLECTION_AUDIT_END --\u003e","products":[{"product_id":"40mm-carbon-road-rim-36mm-outer-30mm-inner-width-tubeless-ready-700c-ultralight-365-445g","title":"40mm Carbon Road Rim – 36mm Outer \/ 30mm Inner Width, Tubeless Ready, 700C, Ultralight (365–445g)","description":"\u003ch2 id=\"tinymce_scroll_sign\"\u003eExplore the Benefits of the 40mm Carbon Road Rim Tubeless\u003c\/h2\u003e\n\u003cp\u003eA high-performance, tubeless-ready carbon road rim engineered for competitive racing, endurance cycling, and custom wheelset builds. The 30mm inner width accommodates tire widths from 25c to 50c, making it equally capable on fast road courses and mixed-surface endurance routes. Available in four verified weight tiers—from a standard 445g to an extreme-light 365g—so teams and brands can match rim specification precisely to rider demands.\u003c\/p\u003e\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Size\u003c\/td\u003e\n\u003ctd\u003e700C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Profile\u003c\/td\u003e\n\u003ctd\u003eUV Shape (hooked tubeless-compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Height\u003c\/td\u003e\n\u003ctd\u003e40mm\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\u003e558mm\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\u003eSpoke Hole Diameter\u003c\/td\u003e\n\u003ctd\u003e4.5mm (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\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWeight Tiers\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eScheme\u003c\/th\u003e\n\u003cth\u003eWeight per Rim\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003e445 ± 15g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuperlight\u003c\/td\u003e\n\u003ctd\u003e410 ± 10g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltralight\u003c\/td\u003e\n\u003ctd\u003e385 ± 10g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtreme Light\u003c\/td\u003e\n\u003ctd\u003e365 ± 10g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eNote: Lighter weight tiers use reduced laminate schedules. For riders above 90 kg or high-torque sprint applications, the Standard or Superlight tier is recommended for optimal fatigue resistance.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003eStructural Performance Data\u003c\/h2\u003e\n\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 Resistance:\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\u003cli\u003e\n\u003cstrong\u003eDynamic Equilibrium:\u003c\/strong\u003e \u0026lt;3g imbalance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlatness Tolerance:\u003c\/strong\u003e \u0026lt;0.15mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoundness Tolerance:\u003c\/strong\u003e \u0026lt;0.3mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatibility \u0026amp; Customization\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTire Compatibility:\u003c\/strong\u003e Tubeless and clincher tires, 25c–50c recommended range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame Compatibility:\u003c\/strong\u003e Fits standard 700C road, endurance, and gravel frames with minimum 40mm rim clearance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHook Type:\u003c\/strong\u003e Hooked UV profile — compatible with standard road tubeless tires (not hookless-only tires)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Options:\u003c\/strong\u003e Assembly hole, valve hole, and spoke hole diameters available in custom sizes on request\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Branding:\u003c\/strong\u003e OEM\/private label available for cycling brands and professional teams\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eIs a 30mm inner width carbon rim suitable for endurance road and gravel cycling?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. A 30mm internal width supports tire widths from 28c to 45c at optimal inflation volume, reducing rolling resistance and improving compliance on rough surfaces — well-suited to endurance road and light gravel use.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eAre 36mm wide carbon rims compatible with standard road bike frames?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eMost modern road and endurance frames with 40mm+ rim clearance accommodate a 36mm outer-width rim without contact. Always verify your frame's stated maximum tire\/rim clearance before ordering.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the weight of an ultralight carbon road rim at this spec?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe Ultralight tier of this rim weighs 385 ± 10g per rim. The Extreme Light option reaches 365 ± 10g. Both are achieved through selective carbon layup reduction; the Standard 445g tier is recommended for heavier riders or frequent training use.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat makes this rim suitable for tubeless setup?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe UV hooked bead profile seals tubeless tires securely within the 100–125 psi pressure range. The 6.5mm valve hole accommodates standard tubeless valves, and the rim bed geometry supports tubeless tape installation.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan I order custom hole diameters or nipple angles?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. Assembly hole, valve hole, and spoke hole diameters are customizable. Nipple direction options beyond the standard 7° front \/ 5°–7° rear are available on request for OEM and team orders.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eLightweight and Durable Design\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe 40mm carbon road rim tubeless combines an ultralight frame weighing between 365 and 445 grams with impressive durability, designed to enhance your cycling experience. Its advanced carbon construction offers remarkable strength while maintaining the featherlight weight crucial for competitive and recreational cyclists. The balance of a 36mm outer width and 30mm inner width provides optimal profile for speed and control on the road, allowing riders to accelerate efficiently without sacrificing stability during long rides or aggressive cornering.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eTubeless Ready for Enhanced Performance\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eDesigned specifically as a tubeless ready rim, this 40mm carbon road rim tubeless eliminates the need for traditional inner tubes, reducing rolling resistance and minimizing the risk of punctures. This tubeless compatibility not only results in a smoother ride but also allows cyclists to run lower tire pressures, increasing comfort and traction on various road surfaces. The rim’s precision engineering ensures an airtight seal, making setup straightforward and maintenance hassle-free, ideal for riders who demand reliability during endurance rides or races.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003ePerfect Fit for 700C Road Bikes\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eOptimized for 700C road bike configurations, this 40mm carbon road rim tubeless strikes the right balance between width and aerodynamic efficiency. The rim’s dimensions are compatible with a wide range of tire sizes, enabling cyclists to customize their wheel setup based on riding conditions or personal preference. Its wide rim profile supports larger volume tires, improving grip and shock absorption without adding unnecessary drag. Whether upgrading existing wheels or building a new set, this rim delivers exceptional performance tailored to road cycling needs.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Carbon Fiber Sporting Goods","offers":[{"title":"UD Matt \/ 20\/20 \/ Standard","offer_id":48134098977022,"sku":null,"price":310.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/20 \/ Superlight","offer_id":48134099009790,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/20 \/ Ultralight","offer_id":48134099042558,"sku":null,"price":330.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/20 \/ Extremelight","offer_id":48134099075326,"sku":null,"price":340.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 24\/24 \/ Standard","offer_id":48134099108094,"sku":null,"price":310.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 24\/24 \/ 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Available in four weight tiers — Normal (490g), Superlight (450g), Ultralight (410g), and Extreme Light (395g) — the rim lets builders match weight targets to budget and use case.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTradeoff note:\u003c\/strong\u003e Lighter tiers (Ultralight and Extreme Light) reduce rotating mass but carry tighter manufacturing tolerances. Flatness is held to \u0026lt;0.15mm and roundness to \u0026lt;0.3mm across all variants, so structural integrity is not compromised at lower weights.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Diameter\u003c\/td\u003e\n\u003ctd\u003e700c (ISO 622)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Shape\u003c\/td\u003e\n\u003ctd\u003eV-shape \/ U-shape hookless-compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Height\u003c\/td\u003e\n\u003ctd\u003e50mm\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\u003e538mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (Normal)\u003c\/td\u003e\n\u003ctd\u003e490 ± 15g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (Superlight)\u003c\/td\u003e\n\u003ctd\u003e450 ± 10g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (Ultralight)\u003c\/td\u003e\n\u003ctd\u003e410 ± 10g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (Extreme Light)\u003c\/td\u003e\n\u003ctd\u003e395 ± 10g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForward Compressive Strength\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;300kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLateral Torsion\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;50kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpoke Hole Tension\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;280kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic Equilibrium\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;3g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlatness\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoundness\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.3mm\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\u003e120kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly Hole Dia\u003c\/td\u003e\n\u003ctd\u003e7.5mm (customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Hole Dia\u003c\/td\u003e\n\u003ctd\u003e6.5mm (customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpoke Hole Dia\u003c\/td\u003e\n\u003ctd\u003e4.5mm (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\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWeight Tier Comparison: Which Should You Choose?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNormal (490g):\u003c\/strong\u003e Best for training wheels, heavy riders up to 120kg, or builds prioritizing durability over gram count.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperlight (450g):\u003c\/strong\u003e A balanced choice for riders who train and race on the same wheelset. Saves ~80g per pair versus Normal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltralight (410g):\u003c\/strong\u003e Suited to racing builds and climbers under 80kg seeking maximum rotating mass reduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtreme Light (395g):\u003c\/strong\u003e Targeted at competitive race use. At 395g, each rim is approximately 95g lighter per pair than the Normal variant — a meaningful difference for climbing or sprint courses.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTire width:\u003c\/strong\u003e 30mm inner width is optimized for 28c–32c road tires; compatible with 25c at the narrower end of the recommended range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve type:\u003c\/strong\u003e 6.5mm valve hole accepts standard Presta valves; extended valve stems recommended given 50mm rim depth.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpoke count:\u003c\/strong\u003e Custom drilling available; standard builds typically use 24h or 28h.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTubeless:\u003c\/strong\u003e Hookless-compatible profile supports tubeless setup with appropriate tape and valves.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eIs a 50mm carbon rim suitable for everyday training or only racing?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA 50mm rim offers an aerodynamic advantage at speeds above 35km\/h and adds minimal crosswind penalty compared to shallower profiles. It is a practical all-round depth for riders who train and race on the same wheels, particularly in flat to rolling terrain.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the difference between Superlight and Ultralight carbon rims?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eSuperlight is 450 ± 10g; Ultralight is 410 ± 10g — a 40g difference per rim or approximately 80g per built wheel pair. Both share identical structural strength ratings (\u0026gt;300kg forward compressive strength, \u0026gt;280kg spoke hole tension). The choice depends on whether you prioritise cost efficiency (Superlight) or minimum rotating mass (Ultralight).\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eAre 30mm inner width rims compatible with modern road bike tires?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The 30mm inner width aligns with the current industry standard for wide road and gravel rims (ETRTO 2020+ guidelines recommend inner widths of 19–25mm for road, and up to 30mm for wider-tire applications). It is compatible with tires from 28c to 40c and improves the tire's casing shape for better rolling resistance and puncture protection.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat rider weight limit applies to these rims?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eAll weight variants are rated for riders up to 120kg (system weight including rider, bike, and luggage). Riders near this limit are advised to select the Normal or Superlight tier for maximum fatigue life.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan spoke hole diameter and nipple direction be customized?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. Spoke hole diameter (standard 4.5mm), valve hole diameter (standard 6.5mm), and assembly hole diameter (standard 7.5mm) can all be customized on request. Nipple direction is also configurable: 7° front; 5° or 7° rear.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eOptimized Design for Enhanced Cycling Performance\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe 700c 50mm carbon road rim stands out with its perfect balance of depth and width, measuring 50mm deep and 36mm wide. This design improves aerodynamic efficiency while maintaining excellent stability and control, crucial for road cyclists aiming for speed without sacrificing comfort. The rim's structure reduces air resistance, making every pedal stroke more efficient and allowing riders to maintain higher speeds over long distances with less fatigue. Whether tackling flat roads or rolling hills, this rim offers an edge in performance for serious cyclists.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eLightweight Construction from Superlight to Extreme Light Options\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWeighing between 395 and 490 grams, the 700c 50mm carbon road rim is available in a range of lightweight options to suit different riding styles. The superlight versions prioritize climbing and acceleration by significantly reducing rotational mass, whereas the extreme light models strike a balance between durability and low weight. Carbon fiber materials ensure the rims remain stiff and responsive despite their lightness, giving riders precise handling and quicker response times during competitive rides or training sessions.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eDurability and Versatility for All Road Conditions\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eCrafted from high-quality carbon, this 50mm deep rim is built to withstand the rigors of varied road conditions. It offers excellent impact resistance and can endure daily wear, making it a reliable choice for both amateur and professional cyclists. The 36mm width accommodates wider tires, enhancing grip and comfort, especially on rougher surfaces. Its versatility allows riders to customize tire pressure for better traction or speed, making this rim an ideal upgrade for those seeking long-lasting, high-performance cycling equipment.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Carbon Fiber Sporting Goods","offers":[{"title":"UD Matt \/ 20\/20 \/ Standard","offer_id":48133023990014,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/20 \/ Superlight","offer_id":48133024022782,"sku":null,"price":330.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/20 \/ Ultralight","offer_id":48133024055550,"sku":null,"price":340.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/20 \/ Extremelight","offer_id":48133024088318,"sku":null,"price":350.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 24\/24 \/ Standard","offer_id":48133024121086,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 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Four factory weight tiers — from 450g (standard) down to 375g (extreme light) — let builders match rim mass to rider priority without compromising structural compliance. Forward compressive strength exceeds 300 kg; spoke hole tension exceeds 280 kg.\u003c\/p\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Size\u003c\/td\u003e\n\u003ctd\u003e700C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Profile\u003c\/td\u003e\n\u003ctd\u003eU \/ UV Shape\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Height\u003c\/td\u003e\n\u003ctd\u003e45 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Width\u003c\/td\u003e\n\u003ctd\u003e36 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Width\u003c\/td\u003e\n\u003ctd\u003e30 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eERD\u003c\/td\u003e\n\u003ctd\u003e548 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Hole Diameter\u003c\/td\u003e\n\u003ctd\u003e6.5 mm (customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpoke Hole Diameter\u003c\/td\u003e\n\u003ctd\u003e4.5 mm (customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly Hole Diameter\u003c\/td\u003e\n\u003ctd\u003e7.5 mm (customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTire Pressure Range\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\u003eDynamic Equilibrium\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;3 g imbalance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlatness Tolerance\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.15 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoundness Tolerance\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.3 mm\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\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eWeight Tier Comparison\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eTier\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\u003e450 ± 15 g\u003c\/td\u003e\n\u003ctd\u003eTraining, durability-priority builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuper Light\u003c\/td\u003e\n\u003ctd\u003e425 ± 10 g\u003c\/td\u003e\n\u003ctd\u003eAll-round performance builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltra Light\u003c\/td\u003e\n\u003ctd\u003e395 ± 10 g\u003c\/td\u003e\n\u003ctd\u003eClimbing and criterium racing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtreme Light\u003c\/td\u003e\n\u003ctd\u003e375 ± 10 g\u003c\/td\u003e\n\u003ctd\u003eMaximum weight saving; use with experienced builders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cem\u003eTradeoff note:\u003c\/em\u003e Lighter tiers reduce layup thickness. For riders over 90 kg or those using high-torque disc brakes, the Normal or Super Light tier is recommended for long-term reliability.\u003c\/p\u003e\u003ch2\u003eTire \u0026amp; Compatibility\u003c\/h2\u003e\u003cp\u003eThe 30mm inner width (ETRTO-aligned) optimally accommodates 28c–38c tubeless road and gravel tires. Rim is tubeless-ready with a sealed bed; standard tubeless tape and valves required. Compatible with both rim-brake and disc-brake builds depending on variant selected.\u003c\/p\u003e\u003ch2\u003eStructural Testing Data\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 Resistance:\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\u003cli\u003e\n\u003cstrong\u003eDynamic Equilibrium:\u003c\/strong\u003e \u0026lt;3 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlatness:\u003c\/strong\u003e \u0026lt;0.15 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoundness:\u003c\/strong\u003e \u0026lt;0.3 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCustomization Options\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eValve hole diameter: 6.5 mm standard or custom\u003c\/li\u003e\n\u003cli\u003eSpoke hole diameter: 4.5 mm standard or custom\u003c\/li\u003e\n\u003cli\u003eAssembly hole diameter: 7.5 mm standard or custom\u003c\/li\u003e\n\u003cli\u003eNipple angle: custom configurations available on request\u003c\/li\u003e\n\u003cli\u003eDrilling count: contact Bola for OEM\/custom spoke counts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat tire width is best for a 30mm inner wide rim?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA 30mm inner width supports 28c–38c tires optimally under ETRTO guidelines, with 32c being a common choice for mixed road\/gravel use. Narrower 25c tires are not recommended on this rim width.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eHow does the 36mm outer width affect aerodynamics?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA wider outer rim creates a smoother air-transition to modern wide tires (28c+), reducing turbulence at the tire-rim junction. This can offer measurable aero gains over narrower rims when paired with 28c or wider tires at road cycling speeds (30–50 km\/h).\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhich weight tier should I choose for racing vs. training?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eFor racing and climbing, Ultra Light (395 g) or Extreme Light (375 g) minimize rotational mass. For training or riders over 90 kg, Normal (450 g) or Super Light (425 g) provide greater fatigue resistance over time.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eIs this rim tubeless-ready out of the box?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The rim bed is sealed for tubeless use. You will need to add compatible tubeless tape and a tubeless valve (not included).\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the maximum rider weight?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eBola rates this rim for riders up to 120 kg. Heavier riders should select the Normal weight tier and consult Bola for build recommendations.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan spoke hole and valve hole dimensions be customized?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. Standard diameters are 4.5 mm (spoke), 6.5 mm (valve), and 7.5 mm (assembly). Custom dimensions are available — contact Bola directly with your specifications.\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 tubeless carbon velo rim 45mm profile,36mm outer 30mm inner wide,super ultra or extreme light option,Bola\",\n  \"description\": \"Bola 700c Tubeless Carbon Road Rim – 45mm Profile The Bola 45mm carbon rim delivers a 36mm outer \/ 30mm inner wide tubeless-ready platform for 700c road and gravel wheels. Four factory weight tiers — from 450g (standard) down to 375g (extreme light) — let builders match rim mass to rider priority without compromising structural compliance. Forward compressive strength exceeds 300 kg; spoke hole tension exceeds 280 kg. Key Specifications Specification Value Rim Size 700C Rim Profile U \/ UV Shape Rim Height 45 mm Outer Width 36 mm Inner Width 30 mm ERD 548 mm Valve Hole Diameter 6.5 mm (customizable) Spoke Hole Diameter 4.5 mm (customizable) Assembly Hole Diameter 7.5 mm (customizable) Tire Pressure Range 100–125 psi Max Rider Weight 120 kg Dynamic Equilibrium \u0026lt;3 g imbalance Flatness Tolerance \u0026lt;0.15 mm Roundness Tolerance \u0026lt;0.3 mm Nipple Direction (Front) 7° Nipple Direction (Rear) 5° \u0026amp; 7° (customizable) Weight Tier Comparison Tier Weight per Rim Best For Normal 450 ± 15 g Training, durability-priority builds Super Light 425 ± 10 g All-round performance builds Ultra Light 395 ± 10 g Climbing and criterium racing Extreme Light 375 ± 10 g Maximum weight saving; use with experienced builders Tradeoff note: Lighter tiers reduce layup thickness. For riders over 90 kg or those using high-torque disc brakes, the Normal or Super Light tier is recommended for long-term reliability. Tire \u0026amp; Compatibility The 30mm inner width (ETRTO-aligned) optimally accommodates 28c–38c tubeless road and gravel tires. Rim is tubeless-ready with a sealed bed; standard tubeless tape and valves required. Compatible with both rim-brake and disc-brake builds depending on variant selected. 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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? 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Available in four weight tiers — from a race-optimised 335 g to a training-grade 420 g — letting riders balance durability and weight savings based on their use case.\u003c\/p\u003e\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheel Standard\u003c\/td\u003e\n\u003ctd\u003e700C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Shape\u003c\/td\u003e\n\u003ctd\u003eU \/ V Profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Height\u003c\/td\u003e\n\u003ctd\u003e30 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Width\u003c\/td\u003e\n\u003ctd\u003e36 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Width\u003c\/td\u003e\n\u003ctd\u003e30 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eERD\u003c\/td\u003e\n\u003ctd\u003e578 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Hole Diameter\u003c\/td\u003e\n\u003ctd\u003e6.5 mm (customisable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpoke Hole Diameter\u003c\/td\u003e\n\u003ctd\u003e4.5 mm (customisable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly Hole Diameter\u003c\/td\u003e\n\u003ctd\u003e7.5 mm (customisable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNipple Direction (Front \/ Rear)\u003c\/td\u003e\n\u003ctd\u003e7° \/ 5° \u0026amp; 7° (customisable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin \/ Max Tyre 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\u003e100 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlatness Tolerance\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.15 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoundness Tolerance\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic Balance\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 3 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWeight Variants\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eTier\u003c\/th\u003e\n\u003cth\u003eWeight (per rim)\u003c\/th\u003e\n\u003cth\u003eRecommended Use\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eNormal\u003c\/td\u003e\n\u003ctd\u003e420 ± 15 g\u003c\/td\u003e\n\u003ctd\u003eTraining, commuting, everyday builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuperlight\u003c\/td\u003e\n\u003ctd\u003e380 ± 10 g\u003c\/td\u003e\n\u003ctd\u003eEndurance racing, gran fondo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltralight\u003c\/td\u003e\n\u003ctd\u003e355 ± 10 g\u003c\/td\u003e\n\u003ctd\u003eRoad racing, climbing-focused builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtreme Light\u003c\/td\u003e\n\u003ctd\u003e335 ± 10 g\u003c\/td\u003e\n\u003ctd\u003eElite racing, strict weight-limit builds (\u0026lt; 100 kg rider)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eStructural Strength Data\u003c\/h2\u003e\n\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 Resistance:\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\n\u003ch2\u003eWhy 30mm Inner Width?\u003c\/h2\u003e\n\u003cp\u003eA 30 mm inner width supports tyre widths from 25 mm up to 40 mm, complying with ETRTO 2020 guidelines that recommend inner rim width ≥ 105% of the mounted tyre's casing width. Compared to traditional 19–21 mm inner-width rims, the wider bed reduces tyre sidewall pinch, lowers rolling resistance on 28–32 mm tyres, and improves cornering stability at lower pressures — a measurable advantage for endurance road and mixed-surface riding.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eTradeoff to consider:\u003c\/em\u003e The 36 mm outer width adds marginal aerodynamic drag vs. a narrower 28 mm outer rim at speeds below 35 km\/h, but delivers superior tyre support and tubeless seating reliability.\u003c\/p\u003e\n\u003ch2\u003eTubeless Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe rim bed is machined for tubeless-ready (TLR) tape and valve compatibility. The 6.5 mm valve hole accepts standard 44 mm and 60 mm tubeless valves. Sealant capacity is sufficient for 28–38 mm tyre volumes.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eIs this rim suitable for gravel riding?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The 30 mm inner width accommodates tyres up to 40 mm, and the 100–125 psi pressure range supports both road and light gravel tyre pressures. For aggressive gravel use, the Normal (420 g) or Superlight (380 g) tier is recommended for added impact resistance.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the safe weight limit for the Extreme Light (335 g) variant?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe Extreme Light rim is rated for riders up to 100 kg (combined rider + gear weight). The spoke hole tension rating of \u0026gt; 280 kg and compressive strength of \u0026gt; 300 kg apply across all weight tiers, but reduced wall thickness in the Extreme Light variant makes it best suited to smooth road surfaces and controlled racing conditions.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eHow does this rim compare to a traditional 25 mm outer-width rim for aerodynamics?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eAt the 30 mm profile height, aerodynamic gains over a shallow 25 mm rim are modest (most wind tunnel data shows \u0026lt; 5 W savings below 45 km\/h). The primary advantage of this rim is tyre volume optimisation and tubeless reliability rather than deep-section aero performance.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat spoke count and nipple types are compatible?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe 4.5 mm spoke holes are compatible with standard J-bend and straight-pull spokes. Nipple direction is 7° front and 5°\/7° rear (customisable on request), suitable for 2-cross and 3-cross lacing patterns on most road and endurance hubs.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eDoes this rim come with a warranty?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. Bola offers a 3-year manufacturer warranty covering structural defects. Warranty is valid for riders within the 100 kg weight limit using tyres within the specified 100–125 psi pressure range.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eLightweight Design for Enhanced Speed and Efficiency\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Bola 30mm tubeless carbon road rim combines a lightweight frame weighing between 335 to 420 grams with a 30mm inner width, allowing cyclists to benefit from improved speed and ride quality. This carbon rim balances strength and minimal weight, making it ideal for competitive road cycling where efficiency and performance are crucial. Its tubeless-ready design also reduces rolling resistance, giving riders a smoother, faster ride on every road.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eDurable Construction Ensuring Long-Term Reliability\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eCrafted with high-quality carbon fiber, this tubeless carbon road rim guarantees both strength and durability, suitable for the rigors of long-distance rides and daily training sessions. The 30mm inner width supports a variety of tire sizes and enhances tire stability, reducing the risk of pinch flats and improving cornering confidence. The robust construction also prevents damage from rough roads, making it a reliable choice for endurance cyclists.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eOptimized Tubeless Ready Features for Better Ride Quality\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Bola rim’s tubeless-ready technology permits easy setup with tubeless tires, offering improved puncture resistance and enhanced ride comfort. This design eliminates the need for an inner tube, reducing overall weight and decreasing the chance of flats. Compatible with 700C wheels and featuring a 30mm rim height, it provides excellent aerodynamics, ensuring that riders maintain speed without compromising on comfort or control.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Carbon Fiber Sporting Goods","offers":[{"title":"UD Matt \/ 20\/20 \/ Standard","offer_id":48132760469758,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/20 \/ Superlight","offer_id":48132760502526,"sku":null,"price":330.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/20 \/ Ultralight","offer_id":48132760535294,"sku":null,"price":340.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/20 \/ Extremelight","offer_id":48132760568062,"sku":null,"price":350.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 24\/24 \/ Standard","offer_id":48132760600830,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 24\/24 \/ 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asymmetric (offset) cross-section for balanced spoke tension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 36mm outer \/ 30mm internal width – optimized for 28–35mm tubeless tires\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e T700\/T800 unidirectional carbon fiber composite, high-modulus layup\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight Options:\u003c\/strong\u003e Standard (495g), Superlight (SL, 455g), Ultralight (UL, 415g), Extreme Light (EL, 400g) ±10–15g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoad \u0026amp; Testing:\u003c\/strong\u003e Rider weight max 125kg. Forward compressive \u0026gt;300kg, lateral torsion \u0026gt;50kg, spoke hole tension \u0026gt;280kg. Flatness tolerance \u0026lt;0.15mm, roundness \u0026lt;0.3mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e 700C\/ISO 622 road and gravel bikes, tubeless-ready tires (28–35mm), Shimano\/SRAM hubs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eComparison Table: Weight Variants\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eVariant\u003c\/th\u003e\n\u003cth\u003eWeight (g)\u003c\/th\u003e\n\u003cth\u003eRider Weight Limit (kg)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003e495 ±15\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuperlight (SL)\u003c\/td\u003e\n\u003ctd\u003e455 ±15\u003c\/td\u003e\n\u003ctd\u003e110\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltralight (UL)\u003c\/td\u003e\n\u003ctd\u003e415 ±10\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtreme Light (EL)\u003c\/td\u003e\n\u003ctd\u003e400 ±10\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What are the benefits of a 30mm inner wide tubeless carbon rim?\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eA:\u003c\/em\u003e Supports wider road tires for lower rolling resistance, better grip, and improved ride comfort—especially at lower pressures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Is a 50mm carbon rim suitable for climbing and flat races?\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eA:\u003c\/em\u003e 50mm offers a balance of aerodynamic benefit for flats and moderate weight, with the EL and UL variants better for climbing scenarios.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Is the weight difference between Superlight and Ultralight significant?\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eA:\u003c\/em\u003e The ~40g reduction affects acceleration and climbing; however, lighter options reduce maximum rider weight limits and slightly increase the risk of impact damage in heavy-duty use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Do 36mm outer width rims improve aerodynamics?\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eA:\u003c\/em\u003e The 36mm width is aerodynamically profiled to optimize airflow around wider tubeless tires while supporting stiffness without excessive weight.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What certifications or testing does this rim meet?\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eA:\u003c\/em\u003e Each rim passes forward compressive (\u0026gt;300kg), lateral torsion (\u0026gt;50kg), and spoke hole tension (\u0026gt;280kg) strength tests, with strict flatness (\u0026lt;0.15mm) and roundness (\u0026lt;0.3mm) tolerances for predictable, stable wheel builds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eAdvanced Asymmetric Design for Optimized Performance\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe 50mm asymmetric carbon rim 700c features a precision-engineered 36mm outer width coupled with a 30mm inner width, striking an excellent balance between aerodynamics and tire support. 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Available in four verified weight classes (380g–455g), it is engineered for riders who demand both width and structural integrity.\u003c\/p\u003e\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim Depth:\u003c\/strong\u003e 45mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Width:\u003c\/strong\u003e 36mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Width:\u003c\/strong\u003e 30mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEffective Rim Diameter (ERD):\u003c\/strong\u003e 548mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerified Weights:\u003c\/strong\u003e 380g \/ 400g \/ 430g \/ 455g (±10–15g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheel Size:\u003c\/strong\u003e 700C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Rider Weight:\u003c\/strong\u003e 120kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Unidirectional carbon fibre composite\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForward Compressive Strength:\u003c\/strong\u003e \u0026gt;300kg (in-house tested)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLateral Torsion:\u003c\/strong\u003e \u0026gt;50kg (in-house tested)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpoke Hole Tension:\u003c\/strong\u003e \u0026gt;280kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReal-World Use Cases\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGravel \u0026amp; Endurance Racing:\u003c\/strong\u003e Wide 30mm inner optimizes lateral stability and tubeless tire air volume for improved traction on loose surfaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-Road Builds:\u003c\/strong\u003e Offset asymmetry relieves spoke tension, offering greater wheel durability for mixed terrain and heavy use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Wheelsets:\u003c\/strong\u003e Multiple weight classes address different rider and team preferences for strength-to-weight ratio; lighter tiers (\u0026lt;400g) favor racing, heavier support high-load durability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePerformance Comparison Table\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRim Depth\u003c\/th\u003e\n\u003cth\u003eInner Width\u003c\/th\u003e\n\u003cth\u003eWeight (g)\u003c\/th\u003e\n\u003cth\u003eMax Tire (mm)\u003c\/th\u003e\n\u003cth\u003eAsymmetric\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBOLA 45mm\u003c\/td\u003e\n\u003ctd\u003e45\u003c\/td\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003ctd\u003e380–455\u003c\/td\u003e\n\u003ctd\u003e40–50\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is a 30mm inner width rim good for tubeless gravel tires?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. 30mm inner width provides optimal support for 40–50mm tubeless gravel tires, enhancing stability and riding comfort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the benefit of an offset (asymmetric) carbon rim?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Offset profiles balance spoke tension, increasing wheel strength and reliability under mixed terrain usage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e How light should a carbon gravel rim be for racing?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e For endurance racing, sub-400g rims reduce rotational mass but may trade off impact resistance. Choose weight based on rider preference and conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Are ultralight (\u0026lt;400g) carbon rims durable for gravel?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Ultralight rims (\u0026lt;400g) prioritize weight savings. While compliant with in-house strength testing (\u0026gt;300kg compression), heavier tiers may be advisable for frequent high-impact use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eLightweight and Durable Carbon Construction\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe BOLA 45mm carbon gravel rim tubeless offers an ideal balance between strength and weight. Crafted from premium carbon fiber, this 700C rim provides exceptional durability while significantly reducing the overall load of your bike. The 30mm inner width ensures compatibility with wider tires, enhancing stability and grip on rough terrains without adding unnecessary weight. This design is perfect for riders seeking improved efficiency and endurance during long gravel rides.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eOffset Design for Enhanced Ride Quality\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eFeaturing an offset rim design, the BOLA 45mm carbon gravel rim tubeless improves spoke tension balance, resulting in a stiffer and more responsive wheel. This configuration optimizes power transfer and reduces wheel flex when navigating challenging gravel trails. The offset helps maintain wheel integrity over time, increasing the lifespan of both the rim and spokes. 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