Item # BBT-35
(discontinued) / Tools / Crank & Bottom BracketBottom Bracket Tool — 12-notch 48mm OD / 36-notch 51.7mm OD
The BBT-35 has been discontinued and replaced by the BBT-35-12 and BBT-35-36.
A dual-sided precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 12-notch or 16-notch tool fittings, including Praxis Works®. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive.
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BBT-35 Features
- Fits 12-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 48–50 mm and a minor diameter (inside of notches) of 46.3 mm, including Praxis Works® M30
- 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 and Praxis Works® M35
- 3/8" drive fitting
Product Fitment
Below is a filterable table of bottom bracket models the BBT-35 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 | M30 |
| Praxis Works® | Threaded & Thread-Together | M35 |
BBT-35 Double-Sided Bottom Bracket Tool
