{"product_id":"sram-dub-stainless-83mm-dub-bottom-bracket-cr2509-bicycle-bottom-brackets","title":"SRAM DUB Sealed Cartridge Bottom Bracket for PF30 Cannondale Ai MTB | Crank Spindle Compatibility, Gutter Seal Tech, Lightweight, Durable Steel Bearings","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain biking performance with the SRAM DUB Sealed Cartridge Bearings PressFit30 Bottom Bracket - designed specifically for Cannondale Ai frames. This high-precision bottom bracket combines advanced materials and innovative technology to deliver unmatched durability, efficiency, and ease of installation, making it a must-have for serious MTB riders.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed with corrosion-resistant steel bearings and a durable black alloy shell, the SRAM DUB Bottom Bracket offers exceptional longevity in challenging trail conditions. The sealed cartridge design ensures protection against dirt, water, and debris, maintaining smooth pedal rotation over countless rides.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eFeaturing SRAM's proprietary DUB spindle technology, this bottom bracket incorporates an oversized diameter (28.99mm) spindle that optimally balances strength and weight. The engineering behind the DUB system simplifies compatibility across multiple standards, reducing complexity and enhancing drivetrain efficiency. The PF30 shell interface provides a secure, press-fit installation, ensuring a firm connection that translates to maximum power transfer.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003ePowered by Gutter Seal Technology , the SRAM DUB bottom bracket offers superior sealing against the elements, significantly reducing wear and tear caused by mud and water. The sealed cartridge bearings further enhance protection and performance, minimizing maintenance while delivering consistently smooth pedaling action.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eDesigned in sleek black for a modern look, this bottom bracket is ideal for mountain bikers seeking reliable performance on rugged trails, technical descents, and long-distance rides. Its lightweight design (significantly lighter than GXP systems) reduces rotational weight, boosting acceleration and handling.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Compatible specifically with Cannondale Ai MTB frames featuring a 46mm shell I.D. and 83mm shell width.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Oversized SRAM DUB spindle for universal compatibility and optimized power transfer.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Sealed cartridge bearings with advanced Gutter Seal Technology for enhanced durability against the elements.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Lightweight, corrosion-resistant construction for MTB enthusiasts who demand peak performance in all conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eOptimize your mountain biking setup with the SRAM DUB Sealed Cartridge Bearings PressFit30 Bottom Bracket - engineered for durability, efficiency, and effortless installation. Perfect for upgrading your Cannondale Ai frame and achieving smoother, more reliable rides on the most demanding trails.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eEnhances drivetrain efficiency with SRAM's oversized DUB spindle, compatible across various bottom bracket standards for simplified installation and maintenance. \u003c\/li\u003e\n\u003cli\u003eConstructed with durable Steel sealed cartridge bearings featuring Gut Seal Technology , providing superior sealing against dirt, water, and mud for long-lasting performance in demanding MTB conditions. \u003c\/li\u003e\n\u003cli\u003eEngineered specifically for Cannondale Ai frames with an 83mm shell width and PF30 interface, ensuring optimal fit, stability, and power transfer in mountain biking applications. \u003c\/li\u003e\n\u003cli\u003eLightweight design significantly reduces rotational weight compared to GXP systems, improving overall bike agility, acceleration, and handling on rugged trails. \u003c\/li\u003e\n\u003cli\u003eInnovative DUB technology combines a broader spindle and precision engineering, delivering smoother pedal action, increased durability, and reliable performance on MTB rides in all weather conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"SRAM","offers":[{"title":"Default Title","offer_id":42356409139267,"sku":"CR2509","price":59.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/CK2195_02b5334d-9e47-49c3-b325-8b87b9f972ae.jpg?v=1779312654","url":"https:\/\/365cycles.com\/products\/sram-dub-stainless-83mm-dub-bottom-bracket-cr2509-bicycle-bottom-brackets","provider":"365 Cycles","version":"1.0","type":"link"}