The BBT-9 is used to remove and install 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. The BBT-9 fits cups and lockrings with 16 external notches and an outside diameter of approximately 44mm.
The BBT-9 works with many external bearing crankset bottom brackets, including: • Shimano® Hollowtech II • Campagnolo® Ulta-Torque and Power Torque • Race Face® • FSA® • SRAM® • Truvativ® • Chris King® • Phil Wood® outboard bearing • Hawk-Racing The BBT-9 also fits rotor disc lockrings which use 16 external notches.