Park Tool BBT-69.4 Bottom Bracket / Lockring Tool – 16-Notch

A precision CNC-machined aluminum tool for the installation and removal of select components with 16-notch tool fittings, including bottom brackets, center lock disc brakes, and e-bike motor lockrings. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8″ drive.

The BBT-69.4 features integrated threads for full compatibility with the Park Tool BBT-RS Bottom Bracket Tool Retaining System (sold separately). The BBT-RS uses an adjustable spring-based tension system to apply consistent, adjustable pressure to the tool, ensuring full engagement with the tool fitting and preventing slippage.

BBT-69.4 Features

Fits 16-notch tool fittings with a major diameter (outside of notches) of 44-45 mm and a minor diameter (inside of notches) of 42.7 mm, including:

Shimano BB80, BB5700, XT BB70, BB51, and previous external bearing threaded bottom bracket cups
Threaded bottom bracket cups from Campagnolo , Chris King , FSA MegaExo , Hope , SRAM /Truvativ GXP , Race Face X-type, Surly , Wheels , Fulcrum , and others
Center lock disc brake rotor lockrings
Bafang BBSH, BBS02 mid-drive motor lockrings

What’s in the box
1 x Park Tool BBT-69.4 Bottom Bracket / Lockring Tool – 16-Notch