The key on one end fits into the 16 notches on the bottom bracket cups.
Removes and installs Shimano® Hollowtech II, Truvativ® GXP, FSA® MegaExo, Campagnolo® Ultra-Torque, TOKEN® and many other external bearing cranksets.
Includes TB-BB10, a crank installation tool, TB-BB18 adapter for Shimano® SM-BB9000, SM-BB93 and TOKEN®, TB-BB19 adapter for Shimano® SM-BBR60.
1122843
43 Items