Park Tool Bottom Bracket Tool for Shimano Hollowtech II Cups size-29 but its focus has stayed

but its focus has stayed the same

BOMMA THRUST is the new benchmark street-bike for those who demand an all-round performer for combos and traffic work

It's built on a tough-yet-lightweight 6061 aluminum Floval tubing frame and comes equipped with some awesome Shimano Cues components

Experience the electrifying power of 72 volts and 13

Built with all standard BMX components

Park Tool Bottom Bracket Tool for Shimano Hollowtech II Cups size-29 but its focus has stayedThe BBT9 is used to remove and install external bearing crankset bottom brackets. One end of the BBT9 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 BBT9 fits cups and lockrings with 16 external notches and an outside diameter of approximately 44mm. The BBT9 works with many external bearing crankset bottom brackets, including: Shimano, Hollowtech