PRAXIS M30 BB30 68x42 mm / PF30 68x46 mm crankcase

Strictly compatible with PRAXIS M30 crank axles, the PRAXIS M30 bottom bracket bottom bracket features a high-quality design, including 7075-T6 aluminum cups. It incorporates steel bearings.

It is designed for installation of a Praxis M30 crank in a 68 mm BB30 or PF30 road bike frame. The diameter of the axle is specific: 30mm on the left side, reduced to 28mm on the right.