For installing and removing Shimano, Truvativ GXP, Race Face, FSA and Campagnolo 16-notch external bearing bottom bracket cups. Made from hardened Cro-Moly steel, the BBT-19.2 can be used with either a 3/8" drive torque wrench, 3/8" ratchet driver, FRW-1 Freewheel Remover Wrench, or 1" wrench.