Bearing only - no seals, spacers, etc. Sold individually.
Trek BB90 to 24mm Shimano Crankset or GXP when combined with adaptor spacer on non-drive side.
ABEC3 OS - Oversize MR 24371 bearing avaialble with oversize 37.1mm OD to solve issues with creaking Trek BB90 bottom bracket shells.
ABEC5 (Radial and Angular Contact)
Ceramic Hybrid (Radial and Angular Contact)