To disassemble and install Shimano® Hollowtech II, Truvativ® GXP, FSA® MegaExo, Campagnolo® Ultra-Torque, TOKEN® and many other external bearing crankset bottom brackets.
Attached a crank installation tool that engages 8 internal splines of the crank arm adjustment cap.
About Genier
Genier is a professional bicycle tool manufacturer produced in Taiwan, he is affiliated with Super B.