Praxis Works M30-BB86/92 Bottom Bracket

The Praxis Works M30 BB86-92 Bottom Bracket at J&R Bicycles is crafted from precision-ground steel and features a unique and convenient integrated design. The integrated-style bearing, with bearing race and carrier combined, makes for quick and convenient installation and removal with the use of a BB press/drift tool. This press-fit BB is for use with an M30 alloy spindle crank on many different frame options (listed below) with 41mm diameter bore. Multiple sizes of dust covers come included, as well as a drive-side wave washer for bearing pre-load.

This one BB is used for many frame types that have a 41mm Diameter:

• BB86: ROAD & BMX | 86.5mm Width
• BB90: MTN ONLY | 89.5mm Width
• BB92: MTN ONLY | 92mm Width
• BB104.5: DH MTN | 104.5mm Width