- Praxis M30 crank spindle specific 30mm drive bearing/28mm non-drive bearing
- For use with Zayante Carbon, Zayante Carbon-S, Zayante alloy, Alba, Girder and Cadet cranks
- Made with Enduro bearings and high grade grease
- Praxis M30 BB tool required for installation for versions with external cups, use PX8980/8981
- Unauthorized online sales prohibited by manufacturer