Compatible frames feature an asymmetrical 77mm shell width, placing the non-drive side bearing within the frame, and the drive side bearing externally. Read more.
Equipped with precision dust covers for a snug & secure fit that also fully protects the face of the bearing delivers exceptional performance without any sacrifices. CeramicSpeed hand-built bearings carry the load from crank to frame with un-paralleled durability & efficiency.
Bottom Bracket tool for installation: CeramicSpeed Dual Socket Tool T45/T47 16-notch 52,2mm cup tool diameter
In the box:
2 cups with CeramicSpeed bearings and dust covers
2-part spacer tube
4 x 1mm spacers
4 x 3mm spacers
All Round Grease
Spacers for setup and adjustments
Decal
