Park Tool BBT-69.4 Bottom Bracket Tool Bikes Measures centering on rims that

Measures centering on rims that fit 16" to 29" tires

Fit Fitted

Experience the Clarity of CHIRP

with space enough for additional on-bike essentials like tubes

Hand pockets & forearm pocket with 100% recycled linings

Park Tool BBT-69.4 Bottom Bracket Tool Bikes Measures centering on rims thatThe Park Tool BBT 69. 4 is a precision CNC machined aluminum tool for the installation and removal of select components with 16 notch tool fittings, including bottom brackets, center lock disc brakes, and e bike motor lockrings Fits 16 notch tool fittings with a major diameter (outside of notches) of 4445 mm and a minor diameter (inside of notches) of 42. 7 mm, including: Shimano BB80, BB5700, XT BB70, BB51, and previous external bearing threaded