Truvativ: BORN FROM THE MOUNTAINThe svelte strength of carbon fiber with the swagger of heavy metal. The Descendant carbon crankset uses a proprietary TRUVATIV carbon construction process that delivers a crankset light enough for XC, yet bold and badass enough for Enduro. 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 crankset in the industryFEATURES 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 compatibleSPECIFICATIONSSpeeds: 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: DUBChainring material: AluminiumGuard: No GuardBolt Circle Diameter (BCD): Direct Mount (DM)Crank arm material: CarbonColour (Crank arm): Black