The Rotor PF4630 Bottom Bracket is designed for universal compatibility with 46mm diameter bottom bracket shells. Featuring a lathe and CNC T6 heat-treated 7075 aluminum construction, the PF4630 is lightweight and durable, with steel bearings for a smoother ride.
- Press Fit bearings for all 46mm diameter frame standards.
- Steel bearings.
- BB Shell width (mm): 68.
- BB/Frame interface: Press Fit 30.
- Spindle interface type: BB30/PF30.