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Park Tool Bottom Bracket Tool BBT-9


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:

  1. Shimano® Hollowtech II®
  2. Campagnolo® Ultra-Torque™ and Power Torque™
  3. Race Face®
  4. FSA®
  5. SRAM®
  6. Truvativ®
  7. Chris King®
  8. Phil Wood® outboard bearing
  9. Hawk Racing
  10. Token®
  11. Fulcrum®

The BBT-9 also fits rotor disc lockrings which use 16 external notches.

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