Park BBT-9 External Bearing Bottom Bracket Tool

The BBT-9 is used to remove and install Shimano® Hollowtech II, Campagnolo Ulta-Torque, and many other external bearing crankset bottom brackets. One end of the BBT-9 securely engages the 16 notches of the bottom bracket cups. The other end of the tool engages the 8 internal splines of the crank arm adjustment cap.