Wolf Tooth T47 External Bottom Bracket - T47 External 68/73mm For 24mm/Shimano Spindle BLK Model=DHX2 Factory Rear Shock Defined Color Black Rings 46/30

Defined Color Black Rings 46/30 Spindle Interface Type Shimano Hollowtech II Chainring BCD 110 Shimano Asymmetric Chainring BCD 80 Color Black Chainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm Chainstay Drivetrain Speeds 11 Weight 816 Number of Chainrings Double Crank Intended Use Gravel BB Included No Pedal Spindle 9/16" Crank Length (mm) 175

}Surly Midnight Special Bike - 700c Steel Black 50cm

Compatible with Shimano 10-speed road systems including 105 5700 and Tiagra 4600

15x110mm spacing

Extreme focus on grip

Wolf Tooth T47 External Bottom Bracket - T47 External 68/73mm For 24mm/Shimano Spindle BLK Model=DHX2 Factory Rear Shock Defined Color Black Rings 46/30Wolf Tooth T47 External 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