• For installing and removing Shimano and ISIS Drive splined 20T BB cups
• Can be used with a 3/8'' drive torque wrench, 3/8'' ratchet driver, 32mm wrench, FRW-1 Freewheel Remover Wrench, or 1'' wrench
• For installing and removing Shimano and ISIS Drive splined 20T BB cups
• Can be used with a 3/8'' drive torque wrench, 3/8'' ratchet driver, 32mm wrench, FRW-1 Freewheel Remover Wrench, or 1'' wrench