PRAXIS BB/PF30 73 mm Bottom Bracket

Strictly compatible with the Shimano Hollowtech II crankset axle, this PRAXIS bottom bracket allows you to fit your crankset on an MTB frame with the standard of BB30 as well as PF30 bottom bracket. Thanks to its patented system, this bottom bracket fits extremely precisely to the frame dimensions without any risk of creaking. 

This bottom bracket made from 7075-T6 aluminium incorporates smooth and durable Enduro2437 steel bearings.