Wolf Tooth Bottom Bracket - T47 Inboard 85.5/92mm For 30mm Spindle Ultraviolet Purple ModelNumber=K9281 Compatible with Bosch mid-drive E-bike

Compatible with Bosch mid-drive E-bike systems

Rings 42Number of Chainrings Chain Retaining SingleDrivetrain Speeds 12Drivetrain Speeds 13Chainline/Hub Compatibility 135/142 Road Disc Hubs < 415 mm ChainstayChainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm ChainstayColor Natural CarbonCrank Length (mm) 175Crank Intended Use GravelBB Included NoPedal Spindle 9/16"Spindle Interface Type SRAM DUBDefined Color Carbon

25 Clincher Wire Black Active SBC K-Guard

May not work with OEM dropper posts Color Silver

Wolf Tooth Bottom Bracket - T47 Inboard 85.5/92mm For 30mm Spindle Ultraviolet Purple ModelNumber=K9281 Compatible with Bosch mid-drive E-bikeWolf Tooth T47 Internal bottom Brackets are engineered to be smooth durable lightweight fast and user serviceable. Their ground up design features custom bearings seals bushings and cups which eliminate creaking and balance best in class weather sealing with optimized bearing radial compression alignment and preload for low drag. The Wolf Tooth Bottom Bracket bearings feature custom designed balls and races that are made from a hardened chrome bearing