Park Tool BBT-9 Cartridge Bearing Wrench

The BBT-9 is used to remove and install external bearing crankset inner bearings. One end of the BBT-9 securely engages the 16 notches in the bottom bracket cups. The other end of the tool engages the 8 internal splines of the crank arm adjustment cap of Shimano Hollowtech II systems. The BBT-9 fits bottom bracket cups and circlips with 16 external notches and an outer diameter of approx. 44mm.

Features:

• 16 outer notches with 44mm outer diameter

Fits on:

• Shimano BB80, BB5700, XT BB70, BB51 and earlier outboard bearing threaded cups
• Outboard threaded types for Campagnolo, Chris King, FSA MegaExo, SRAM/Truvativ GXP, Race Face X-type, Surly, Wheels, Fulcrum, Hope (not BSA30) and others
• 16-inch rotor disc lock rings
• 16-notch Bafang BBSH, BBS02 Mid Drive motor lock rings