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Park Tool BBT-18 Tool For Cartridge Type Bottom Bracket With External Notches and Bosch Chainring Lockrings

Park Tool BBT-18 Tool For Cartridge Type Bottom Bracket With External Notches and Bosch Chainring Lockrings
C$29.00 Excl. tax
In stock (2)
EAN Code:
763477000514

Bottom bracket tool for ISIS bottom brackets, Peloton factory supplied bottom brackets and Bosch E-bike Motor lockrings. Read more..

The BBT-18 is a heavy duty, investment cast tool for installing and removing the following:

  • Shimano® Octalink® right side bottom bracket cup with external notches
  • Bontrager® ISIS Drive™ bottom bracket cups
  • Peloton factory supplied Bottom Bracket
  • Front chainring lockring for Bosch® Gen 3 and Gen 4 e-bike systems and Specialized® Levo® Brose® e-bike systems

The BBT-18 has 8 notches with an outside diameter of nominally 43.4mm. The inside-to-inside width is approximately 38mm. Each notch is approximately 3.9mm wide. The hole in the center of the casting is 22.5mm, and will not fit over the 30mm spindles. Can be used with a 36mm crow foot (such as the TWB-36) or open-ended wrench.

Park Tool BBT-18 Tool For Cartridge Type Bottom Bracket With External Notches and Bosch Chainring Lockrings

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Open Mon - Fri 10 - 6 and Sat 11-6
Worker Owned since 1997
Happy 25th Anniversay to us!
Support your local co-ops!