Replacement Non-Drive Width-Tolerance O-Ring for if your original wore out
Must be installed on the Non-Drive side cup
For the Non-Drive cup to compensate for frame shell width discrepancies
Only for use the BB30/PF30 versions of our Praxis Collet/Conversion BB's.
Must be installed on the Non-Drive side cup
For the Non-Drive cup to compensate for frame shell width discrepancies
Only for use the BB30/PF30 versions of our Praxis Collet/Conversion BB's.