The Press Fit 4630 Bottom Bracket provides a reliable, weatherproof seal for your PF30 shell, and the clever non-contact design delivers the smoothest spin this side of an expensive ceramic bearing upgrade.
- Available in steel (black) or high quality Enduro (red) ceramic beaings.
- lightweight interior tube increase bearing service life through sealing effect.
- High quality external silicone seals give high protection with ultra-low rolling resistance.
- Compatible with Pressfit 30, BBright & BB386 EVO frames. Compatible with BB30 and Rotor 3D+ crankset.