{"product_id":"bola-700c-50mm-carbon-tubeless-rim-28mm-wide","title":"Bola 700c 50mm Offset Carbon Tubeless Rim, 28mm Wide","description":"\u003cp\u003eThe Bola 700c 50mm asymmetric carbon tubeless rim delivers aerodynamic performance, high strength, and precise manufacturing for road and gravel riders who demand competitive weight and durability. Constructed from T700\/T800 unidirectional carbon fiber, the rim is tubeless-ready and compatible with both hooked and hookless bead options to suit a range of tire and build preferences.\u003c\/p\u003e\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 700c (ISO 622)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth \u0026amp; profile:\u003c\/strong\u003e 50mm offset U-shape, asymmetric for balanced spoke tension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 28mm outer, available with 21mm or 23mm inner width\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e T700\/T800 unidirectional carbon fiber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBead options:\u003c\/strong\u003e Hookless or hooked, tubeless-ready (ETRTO\/ISO 622)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight options:\u003c\/strong\u003e 370g (Extreme-Light), 390g (Ultra-Light), 430g (Super-Light), 470g (Standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpoke hole:\u003c\/strong\u003e 4.5mm for standard road hub fitment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax rider weight:\u003c\/strong\u003e 100kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended tire size:\u003c\/strong\u003e 25–32mm tubeless\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications \u0026amp; tolerances:\u003c\/strong\u003e ISO 622, ETRTO-compatible bead; dynamic balance \u0026lt;3g; flatness \u0026lt;0.15mm; roundness \u0026lt;0.3mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 3 years against manufacturing defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eUse cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLightweight and aerodynamic wheel upgrades for road and gravel bikes\u003c\/li\u003e\n\u003cli\u003eEndurance and long-distance riding where stability and comfort matter\u003c\/li\u003e\n\u003cli\u003eCustom wheel builds for amateur racing, triathlon, and gravel applications\u003c\/li\u003e\n\u003cli\u003eOEM and aftermarket wheel projects for disc or rim brake systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe asymmetric design improves lateral stiffness and helps equalize left\/right spoke tensions for greater wheel durability, while ISO and ETRTO compliance ensure compatibility with standard tire and hub systems.\u003c\/p\u003e","brand":"Carbon Fiber Sporting Goods","offers":[{"title":"UD Matt \/ 20\/20 \/ Standard","offer_id":48646353191166,"sku":null,"price":310.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/20 \/ Superlight","offer_id":48646353223934,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/20 \/ Ultralight","offer_id":48646353256702,"sku":null,"price":330.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/20 \/ 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