The MORTOP Bottom Brackets guarantee you the lowest friction, optimised power transfer, and longest product lifetime, helping you to save watts or ride faster. The combined with the smoothness of the balls results in virtually no wear on the bearing.
suitable for BB90, BB95
For ID:24mm Spindle
Model No:BB3724S Seal bearing, weight:50g
Model No:BB3724C Ceramic bearing, weight:47g