Item # BBT-35-36
/ Tools / Crank & Bottom BracketBottom Bracket Tool — 36-Notch
A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 36-notch tool fittings, including Praxis Works® M35. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive.
The BBT-35-36 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-35-36 Features
- Fits 36-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 51–53 mm and a minor diameter (inside of notches) of 50.7 mm, including:
- Box® Two Oversized M35
- Praxis Works® M35
- 3/8" drive fitting
Product Fitment
Below is a filterable table of bottom bracket models the BBT-35-36 is compatible with. For a full list of tool compatibility, see our Bottom Bracket Tool Finder.
| Box® Components | Thread-Together | Two™ Oversized M35 |
| Praxis Works® | Threaded & Thread-Together | M35 |
