Park Tool BBT-18 Bottom Bracket Tool - Shimano and ISIS Drive 8-notch

The Park Tool BBT-18 is a top - notch, investment - cast bottom bracket tool. It's built tough for long - term use. Specifically crafted for Shimano Octalink and ISIS Drive bottom bracket cups with eight external notches, this tool offers a secure eight - notch grip. It ensures precise engagement, making both installation and removal of bottom brackets efficient and safe. Whether you're a professional bike mechanic or a DIY enthusiast, the BBT - 18 is the reliable choice for handling different bottom bracket cups.

Using the Park Tool BBT - 18 is easy. First, make sure your bike is stable. Then, align the eight - notch design of the tool with the eight external notches on the bottom bracket cup. For installation, turn the tool clockwise. For removal, turn it counter - clockwise. When using it, don't apply too much force suddenly as it may damage the tool or the bracket. After each use, clean the tool with a dry cloth to keep it in good condition. Store it in a dry place to prevent rusting. This will help ensure the tool serves you well for a long time.