The svelte strength of carbon fiber with the swagger of heavy metal. The Descendant Carbon DUB crankset uses a proprietary TruVativ carbon construction process, delivering a crankset light enough for XC, yet durable enough for Enduro. Featuring SRAM's DUB technology, this design simplifies the relationship of the spindle to the bottom bracket. DUB-powered cranksets mean simplicity, compatibility and durability.Boost CompatibleSRAM DUB technology creates a lighter, stiffer and stronger cranksetCarbon construction for lightweight durabilityIncluded direct mount X-SYNC 2 chainring provides significantly quieter performance, with better mud clearing and durabilityChainring is designed specifically for Eagle chains and drivetrainsDUB compatible bottom bracket sold separatelyFully compatible with any 1x drivetrainItem SpecificationsBB IncludedNoChainline/Hub Compatibility141/148 Boost HubsChainring BCDDirect Mount SRAMColorBlackCrank Intended UseMountainCrank Length (mm)175Defined ColorBlackDrivetrain Speeds10Drivetrain Speeds11Drivetrain Speeds12Number of ChainringsChain Retaining SinglePedal Spindle9/16"Rings32Spindle Interface TypeSRAM DUB TruVativ Descendant Carbon Eagle DUB Crankset Crankset UPC: 710845813160