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 and ThreadFit™ 30 bottom brackets. 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-47-12 Features
Fits 12-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 50–53 mm and a minor diameter (inside of notches) of 48.2 mm, including:
- BBInfinite® T47
- Chris King® ThreadFit™ T47
- Chris King® ThreadFit™ 30
- Hambini T47
- Rotor® T47 External 30 mm
- Rotor® BBright®, BB30, BB386EVO, and PF30 thread-together
Not designed for use with impact drivers or other power tools.
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 |
| BBInfinite™ | Threaded | T47 Internal |
| Chris King® | Threaded | T47 30i, 24i, 30x, 24x, and ThreadFit™ 30 |
| Hambini™ | Threaded | T47 |
| Rotor® | Thread-Together | BB30, PF30, and BB386EVO™ |
| Rotor® | Threaded | T47 Internal 30mm |
| Rotor® | Thread-Together | UBB 4630 BBright™ |
Parts & Accessories
BBT-RS
Bottom Bracket Tool Retaining System
BBT-47-12 Bottom Bracket Tool
