Kogel Bearings Trek BB90 Bottom Bracket.
- High quality hybrid ceramic bearings to allow for the smoothest and longest lasting bottom brackets
- BB90-24: Fits all 24mm spindles on a BB90 frame and includes step-down 2-piece non-driveside reducer for use on GXP spindles. See included instructions for spacer and reducer configurations (alloy cups)
- 2 year warranty with annual bearing service.
Frame Interface: BB90 (Trek)
Spindle Interface: 24mm (Shimano Hollowtech II, SRAM/Truvativ GXP w/ Reducer)
Bottom Bracket Shell ID: TBD
Shell Width: 90.5mm
Material: Hybrid Ceramic Bearings (Road Seals)