ABEC-3 bearings are extremely durable, featuring grade 10, 5/32" chromium steel balls.
- Replace your bottom bracket with these dual-row flanged bearings and run 30mm spindle cranks in your frame
- These bearings fit directly in frames with 41mm ID bottom bracket shells
- Crankset spindle length must be longer than 104mm when used in a 86.5mm wide BB shell
- Sold individually (You'll need to purchase two per frame)
- Fits the following bottom bracket interfaces: BB86, BB92, PF90, BB104/107, PF121, PF132