{"product_id":"bola-27-5-carbon-downhill-rim","title":"Bola 27.5\" Carbon Downhill MTB Rim – 40mm Outer \/ 32mm Inner, 30mm Height","description":"\u003cp\u003eTake confident lines on steep, technical descents with a rim built to support aggressive downhill setups and modern tire profiles. The Bola 27.5\" carbon downhill rim pairs a wide, tubeless-ready bed with industry-grade carbon layup and ISO 4210-7 testing so you can spec wheels that favor stability, impact resistance, and consistent performance on demanding trails.\u003c\/p\u003e\n\u003ch2\u003eBola 27.5\" Carbon Downhill MTB Rim - Designed for downhill and gravity riding\u003c\/h2\u003e\n\u003cp\u003eThe wide 40mm outer \/ 32mm inner profile stabilizes large-volume tires and lets riders run lower pressures for improved traction and compliance over rough terrain. A 30mm rim height increases lateral stiffness for sharper cornering control while the unidirectional T700\/T800 carbon construction delivers a balance of lightweight strength and durability backed by internal impact and fatigue testing.\u003c\/p\u003e\n\u003ch3\u003eWhy it fits your routine\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide tubeless-ready bed:\u003c\/strong\u003e 40mm outer and 32mm inner (hookless) supports 2.0–2.6\" MTB tires, reducing burping and improving sidewall support at low pressures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurpose-built stiffness:\u003c\/strong\u003e 30mm rim profile increases lateral stiffness and control for aggressive cornering and high-speed track sections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight carbon layup:\u003c\/strong\u003e Unidirectional T700\/T800 carbon fiber with high-strength epoxy resin keeps rim weight at approximately 560g ±5% while maintaining structural performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility and build options:\u003c\/strong\u003e 28H drilling accepts J-bend and straight-pull spokes; Presta valve hole (6.5mm) for standard tubeless builds and customizable valve choices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested to industry standards:\u003c\/strong\u003e Internal impact and fatigue testing conducted in accordance with ISO 4210-7 for downhill applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty support:\u003c\/strong\u003e 3-year coverage against manufacturing defects provides assurance for riders and builders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePractical upgrade path:\u003c\/strong\u003e Ideal for replacing narrow aluminum rims or older carbon hoops to increase tire support, reduce pinch flats, and improve ride consistency on gravity terrain.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSpec sheet highlights include 27.5\" (650B, ISO 584mm) rim size, 560g ±5% weight, 28-hole spoke count, and a Presta valve specification with a 6.5mm hole. Recommended tire width is 2.0–2.6 inches, matching modern downhill tire choices and low-pressure setups. The rim's hookless, tubeless-ready construction and reinforced carbon layup are tailored to builders, shops, and riders seeking a cost-effective carbon option for 27.5\" downhill wheelsets.\u003c\/p\u003e","brand":"Carbon Fiber Sporting Goods","offers":[{"title":"UD Matt \/ 28\/28 \/ Standard","offer_id":48190936318206,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 28\/28 \/ Superlight","offer_id":48190936350974,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 32\/32 \/ Standard","offer_id":48228973215998,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 32\/32 \/ Superlight","offer_id":48228973248766,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ Customs \/ Standard","offer_id":48228973281534,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ Customs \/ Superlight","offer_id":48228973314302,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"UD Glossy \/ 28\/28 \/ Standard","offer_id":48190936416510,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"UD Glossy \/ 28\/28 \/ Superlight","offer_id":48190936449278,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"UD Glossy \/ 32\/32 \/ Standard","offer_id":48228973347070,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"UD Glossy \/ 32\/32 \/ Superlight","offer_id":48228973379838,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"UD Glossy \/ Customs \/ Standard","offer_id":48228973412606,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"UD Glossy \/ Customs \/ Superlight","offer_id":48228973445374,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"Marble Matt \/ 28\/28 \/ Standard","offer_id":48190936514814,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"Marble Matt \/ 28\/28 \/ Superlight","offer_id":48190936547582,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"Marble Matt \/ 32\/32 \/ Standard","offer_id":48228973478142,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"Marble Matt \/ 32\/32 \/ Superlight","offer_id":48228973510910,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"Marble Matt \/ Customs \/ Standard","offer_id":48228973543678,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"Marble Matt \/ Customs \/ Superlight","offer_id":48228973576446,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"Marble Glossy \/ 28\/28 \/ Standard","offer_id":48190936613118,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"Marble Glossy \/ 28\/28 \/ Superlight","offer_id":48190936645886,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"Marble Glossy \/ 32\/32 \/ Standard","offer_id":48228973609214,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"Marble Glossy \/ 32\/32 \/ Superlight","offer_id":48228973641982,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"Marble Glossy \/ Customs \/ Standard","offer_id":48228973674750,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"Marble Glossy \/ Customs \/ Superlight","offer_id":48228973707518,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/bola_hooked_carbon_bike_rims.png?v=1780298314","url":"https:\/\/bolacarbon.com\/es\/products\/bola-27-5-carbon-downhill-rim","provider":"Bola Carbon Wheelset ","version":"1.0","type":"link"}