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.
B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.