The Park Tool BBT-18 Bottom Bracket Tool is perfect for removing your bottom bracket with an 8 notch tool fitting of. See the chart below for compatibility.
ParkTool BBT-18 Bottom Bracket Tool
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
PRODUCT FITMENT
Below is a filterable table of bottom bracket models the BBT-18 is compatible with. For a full list of tool compatibility, see our Bottom Bracket Tool Finder.