Park Tool BBT-135-12
The Park Tool BBT-135-12 is a 12-notch socket for 48–50 mm Praxis Works M30 threaded bottom brackets with integrated guide-pin threads. It suits gravel and fixed-gear riders running less common crank systems.
- 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
- 57.5 mm (2.264") outer diameter at point of engagement
- Internal clearance: 42 mm (1.654") depth (from tool face) x 30.44 mm (1.198") diameter
Pairs well with
Park Tool BBT-135-12
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