Wolf Tooth T47 External Bottom Bracket - T47 External 68/73mm For 24mm/Shimano Spindle Ultraviolet Purple MFG Part Number-CT-15 and a park-optimized 70 flex

and a park-optimized 70 flex tongue

Short-travel control

A dedicated mixed-wheel size design with a 27

Tire Weight 301g Tire Width Range 18 - 29 Tire Width 28C TPI 60TPI Tire Type Clincher Labeled Size 700x28C Primary Color Black Tire PSI 115 Bead Folding Tire Diameter/ISO 700C/622 Tire Technology MaxxShield Tire Compound Single

Mimic Gold liner with Achilles Flex Zone

Wolf Tooth T47 External Bottom Bracket - T47 External 68/73mm For 24mm/Shimano Spindle Ultraviolet Purple MFG Part Number-CT-15 and a park-optimized 70 flexWolf 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