Race Face Bottom Bracket BB92/89.5/104.5/107;

Custom 19 ball flanged retainer bearings

Allow the use of a 30mm spindle with Shimano press fit shells without decreasing ball bearing size

Bearings races are fully coated for improved corrosion resistance

Bearings are factory filled with Phil wood grease

Includes an industry exclusive inner sleeve to protect against water ingest from inside your frame