This is our M30 BB for installing Praxis M30 MTB cranks into 73mm BB30/PF30 MTB frames.

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READ THE FULL SPEC BELOW : If you still have questions, that’s ok!  We’re here to help as we know the compatibility & technical details can be confusing.    So just click on our Live Chat below or give us a call at 831-423-7464  M-F 8am-5pm PST.