FRAME TYPE : This specific M30 bottom bracket is made to be installed in a BB86 Road frame, or a BB90 or BB92 MTN frame.
BEARINGS : Praxis M30-THRU bottom brackets have a 30mm Drive and a 30mm NonDrive Bearing.
TOOL : This specific M30 bb is a press fit and uses a press tool/drift for installation, and a cup-removal tool for removal. These are very specific tools so talk to your local bike shop if you do not own. Please read the instructions carefully for installation.