Park Tool bottom bracket Shimano extractor tool BBT-22

A shop quality tool for installing and removing Shimano® and ISIS® Drive 20-splined bottom bracket cups. The investment cast steel body utilizes a flat tooth profile to ensure maximum engagement with bottom bracket cups.
Can be turned with a 3/8” drive torque wrench, 3/8” ratchet driver, 32mm wrench, 1” wrench, or FRW-1 Freewheel Remover Wrench.