ParkTool Bottom Bracket Tool - Hollowtech II Jamis - Avoid the tumble drier

- Avoid the tumble drier

Can also be used to effectively lubricate derailleur jockey wheels

Digitally regulated output

Product Dimensions : 51 x 15 x 3

ParkTool Bottom Bracket Tool - Hollowtech II Jamis - Avoid the tumble drierThe 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. BBT 9 FEATURES 16 notch 44mm OD cups Fits: Shimano BB80, BB5700,