SuperB BB Wrench TB-BB10

The wrench is used to disassemble and install Shimano^® Hollowtech II, Truvativ^®, FSA^® Magaexo,
Giga X-pipe ,Campagnolo^® Ulta-Torque, and many other external bearing crank set bottom brackets.
One end of wrench securely engages 16 notches of bottom bracket cups; the other small black tool engages 8 internal spline of the crank arm adjustment cap.