Park Tool BBT-18 Bottom Bracket Tool for 8-Notch ISIS Cups
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Park Tool BBT-18 Bottom Bracket Tool for 8-Notch ISIS Cups

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$24.95
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Vendor: Park Tool
SKU: TL7310

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Description

The BBT-18 is a heavy duty investment-cast tool for removing and installing components with an eight-notch tool fitting, including select cartridge bottom brackets, as well as chainring lockrings on some e-bike drivetrains.


BBT-18 FEATURES
  • Installs and removes the following components with eight-notch tool fittings:

  • Shimano® Octalink® drive-side bottom bracket cups with external notches
  • ISIS Drive bottom bracket cups including Truvativ® and Bontrager®
  • Front chainring lockring for Bosch® Gen 3 and Gen 4 e-bike systems
  • Front chainring lockring for Specialized® Levo Brose e-bike systems
Tool specifications:
  • 8 notches with a nominal outside diameter of 43.4 mm
  • The hole in the center of the casting is 22.5 mm, and will not fit over 30 mm spindles
  • Features 36 mm wrench flats

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