Race Face Bottom Bracket BB92/89.5/104.5/107
Custom 19 ball flanged retainer bearings<br><br>Allow the use of a 30mm spindle with Shimano press fit shells without decreasing ball bearing size<br><br>Bearings races are fully coated for improved corrosion resistance<br><br>Bearings are factory filled with Phil wood grease<br><br>Includes an industry exclusive inner sleeve to protect against water ingest from inside your frame