{"product_id":"bola-700c-50mm-carbon-road-rim-34mm-28mm-inner-tubeless-disc","title":"Bola 700c Carbon Road Rim 50mm Profile 34mm Wide 28mm Inner Tubeless Ready Disc","description":"\u003cp\u003eRide faster on wide tires without sacrificing stability — the Bola 700c 50mm carbon rim is engineered for riders who demand aerodynamic gain and predictable handling on long efforts and fast group rides. Its 34mm outer width and 28mm inner width pair naturally with 25–32mm tubeless or clincher tires to deliver improved air flow and confident sidewall support at race pace.\u003c\/p\u003e\n\n\u003ch2\u003eBola 700c Carbon Road Rim 50mm Profile 34mm Wide 28mm Inner Tubeless Ready Disc - Designed for racing and endurance\u003c\/h2\u003e\n\n\u003cp\u003eBuilt from high-modulus carbon fiber with a U-shaped hooked profile for disc-brake applications, this rim balances stiffness, verified lightweight options, and manufacturing tolerances that align with professional component standards. Available layups deliver verified rim weights in the 370–445g range so teams and experienced riders can choose the best trade-off between mass and compliance for their goals.\u003c\/p\u003e\n\n\u003ch3\u003eWhy it fits your routine\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAerodynamic advantage:\u003c\/strong\u003e The 50mm depth and 34mm outer width minimize air separation with 28–32mm tires, improving efficiency at speeds above roughly 35 km\/h for road racing and sustained tempo efforts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide-tire stability:\u003c\/strong\u003e A 28mm inner width provides secure sidewall support for modern wider road and light-gravel tires, enhancing cornering confidence and tubeless seal performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisc-brake specific design:\u003c\/strong\u003e Eliminating a brake track allows optimized layup and weight distribution for better fatigue resistance and more consistent strength under high braking loads.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTubeless-ready compatibility:\u003c\/strong\u003e Suited to both tubeless and clincher setups; use 30mm rim tape for tubeless installations to achieve reliable sealing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable build:\u003c\/strong\u003e Valve hole size, spoke hole diameter, and nipple angle can be adjusted to match wheelbuilder and OEM requirements for front and rear builds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVerified strength and tolerances:\u003c\/strong\u003e Engineered tests report forward compressive strength \u0026gt;300kg, lateral torsion resistance \u0026gt;50kg, spoke hole tension \u0026gt;280kg, and strict flatness and roundness tolerances for consistent wheel building.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight options:\u003c\/strong\u003e Multiple layup grades produce validated rim weights between 370g and 445g so riders can select rims that suit climbing or all-round performance priorities.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePressure and load limits:\u003c\/strong\u003e Rated maximum tire pressure ranges 100–125 psi and a rider weight limit up to 120kg when built and installed according to specifications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eTechnical details provide exact fit and build guidance: rim diameter is 700c (ISO 622mm BSD) with an effective rim diameter (ERD) of 538mm; profile height is 50mm; outer width 34mm and inner width 28mm; U-shaped hooked disc-only rim; standard valve hole is 6.5mm and spoke hole 4.5mm by default; nipple angles available front 7° and rear 5° or 7°; roundness tolerance \u0026lt;0.3mm and flatness tolerance \u0026lt;0.15mm. These specifications support both competitive and OEM wheel programs and facilitate consistent builds across small to medium brand projects.\u003c\/p\u003e\n\n\u003cp\u003ePerformance trade-offs are explicit: the deeper 50mm section yields aerodynamic gains with wider tires but adds modest profile weight compared with 45mm alternatives, which may be preferable for riders prioritizing lowest possible mass or greater crosswind stability. For riders and teams seeking a balance between wind-cheating profile and modern wide-tire performance, this rim delivers verified fatigue-tested durability, tubeless readiness, and customizable options without compromising on manufacturing tolerances or build repeatability.\u003c\/p\u003e","brand":"Carbon Fiber Sporting Goods","offers":[{"title":"UD Matt \/ 20\/20 \/ Standard","offer_id":48217068011774,"sku":null,"price":310.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/20 \/ Superlight","offer_id":48217068044542,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/20 \/ Ultralight","offer_id":48217068077310,"sku":null,"price":330.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 24\/24 \/ Standard","offer_id":48217068110078,"sku":null,"price":310.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 24\/24 \/ 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