CeramicSpeed PF4630 Bottom Bracket

This bottom bracket is designed to fit PF30, BBright, and 386EVO frame standards. It is specifically engineered for frames with a 46mm shell diameter and a shell width between 79mm and 92mm.

No, the PF4630 is designed to eliminate the need for cumbersome adapters. It provides a direct, stable interface between your frame and crankset, which helps reduce creaking and improves overall drivetrain stiffness.

CeramicSpeed bearings are fully serviceable, meaning you can clean and re-grease them to extend their lifespan significantly. While they offer lower friction than standard steel bearings, they are built to be maintained rather than replaced, making them a long-term investment for your bike.

Yes, it features an integrated dust cover system specifically designed to protect the bearings from contamination. This sealing helps maintain smooth operation even when you are riding in challenging, wet, or gritty conditions.

Yes, this bottom bracket is compatible with 30mm spindle diameters and DUB spindle types. It is an ideal choice if you are looking to upgrade your current setup for better power transfer and reduced friction.