Park Tool BBT-9 Bottom Bracket Tool - Hollow Tech Advance secondary chain link fence

secondary chain link fence

Interchangeable lenses sold separately

delivering lightning-fast shifting

corrosion-resistant stainless steel

230g (Medium)

Park Tool BBT-9 Bottom Bracket Tool - Hollow Tech Advance secondary chain link fenceThe 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 bottom bracket cups. The other end of the tool engages the 8 internal splines of the crank arm adjustment cap on Shimano Hollowtech II systems. The BBT 9 fits cups and lockrings with 16 external notches and an outside diameter of approximately 44mm. Specifications Fits 16 notch tool fittings with a major diameter