Item # BBT-47-12
/ Tools / Crank & Bottom BracketBottom Bracket Tool — 12-Notch
A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 12-notch tool fittings, including Chris King® ThreadFit™ T47 & ThreadFit™ 30 bottom brackets. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive.
The BBT-47-12 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-47-12 Features
Fits 12-notch bottom bracket tool fittings with a major diameter of 50–53 mm and a minor diameter of 48.2 mm, including:
- BBInfinite T47
- Chris King® ThreadFit™ T47
- Chris King® ThreadFit™ 30
- Enduro® BBRight Torqtite
- Hambini T47
- Rotor® T47 External 30mm
- Rotor® BBright, BB30, BB386EVO, and PF30 thread-together
Product Fitment
Below is a filterable table of bottom bracket models the BBT-47-12 is compatible with. For a full list of tool compatibility, see our Bottom Bracket Tool Finder.
| BBInfinite™ | Threaded | T47 External (non-drive side) |
| BBInfinite™ | Threaded | T47 Internal |
| Chris King® | Threaded | T47 30i, 24i, 30x, and 24x |
| Enduro® | Thread-Together | BBright™ TorqTite® (non-drive side) |
| Hambini™ | Threaded | T47 |
| Rotor® | Thread-Together | BB30, PF30, and BB386EVO™ |
| Rotor® | Threaded | T47 Internal 30mm |
| Rotor® | Thread-Together | UBB 4630 BBright™ (non-drive side) |
