Bottom Bracket Praxis M30 68/73mm BSA Threaded

Bottom Bracket Praxis M30 68/73mm BSA Threaded

This is Praxis BSA / English Threaded M30 bottom bracket for installing a Praxis M30 Spindle based crank into a BSA English threaded frame.

Praxis M30 bottom brackets have a 30mm Drive and a 28mm NonDrive Bearing. These are specifically made for use with the Praxis M30 spindles. A drive-side wave washer is used for preload of the bearings.