Description
The Subrosa Bitchin BB kit includes 2 custom Subrosa sealed bearings with white seals, CNC machined 6061 aluminum bearing cones, alloy internal spacer and multiple alloy crank arm spacers.
Specs:
- Size: 19mm or 22mm
- Type: Mid
- Material: 6061-T6 Aluminum
- Weight: 0.33 lbs (19mm)