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A heavy duty, investment cast tool for installing and removing all Shimano Octalink and ISIS Drive Eight-notch Bottom Bracket Cups
A heavy duty, investment cast tool for installing and removing all Shimano Octalink and ISIS Drive Eight-notch Bottom Bracket Cups
Park Tool

Park Tool BBT-18 Bottom Bracket Tool - Octalink/ISIS / Bosch Gen 4

£28.99
Pre-Order

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined

Park Tool BBT-18 Bottom Bracket Tool - Octalink/ISIS / Bosch Gen 4

Brand:Park Tool

Code:QKBBT18C

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
  • Can be used in partnership with Park Tools TWB-36 Crow Foot Wrench

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
Sizing Information
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