Truvativ: BORN FROM THE MOUNTAIN The svelte strength of carbon fibre with the swagger of heavy metal. The Descendant carbon crank set uses a proprietary TRUVATIV carbon construction process that delivers a crank set light enough for XC, yet bold and badass enough for Endure. Style and substance - Descendant. DUB technology features a better-engineered bottom bracket and a new spindle design. Together, these allow for a more uniform approach to bottom bracket fitment, better sealing against contamination and forward and backward compatibility. Now everyone can benefit from a new measure of durability. THINGS TO REMEMBER Less weight with Direct Mount ring Most affordable carbon crank set in the industry FEATURES AND BENEFITS Carbon construction for lightweight durability DUB technology features a uniform approach to bottom bracket fitment, better sealing against contamination and is forward and backward compatible. Fully compatible with any 1x drivetrain DUB technology features a uniform approach to bottom bracket fitment, better sealing against contamination and is forward and backward compatible SPECIFICATIONS Speeds: 11/12BB Compatibility: DUB BSA73, DUB PF89.5, DUB PF92, DUB PF30 MTB73, DUB BB30 MTB73Chainring Size: 32Crank arm length: 170mm, 175mmChain line: 49.0mm, 52.0mmBB Spindle Interface: DUB Chain ring material: Aluminium Guard: No Guard Bolt Circle Diameter (BCD): Direct Mount (DM)Crank arm material: Carbon Colour (Crank arm): Black