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

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

with space enough for additional on-bike essentials like tubes

Hand pockets & forearm pocket with 100% recycled linings

Fit Fitted

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