Praxis Shimano BB30/PF30 MTN Conversion Bottom Bracket - 73mm Rigid Forks and commuters that demand a

and commuters that demand a stance as solid as their build

or a mobility device that sees regular use

above or below

Compatible with all Shimano 8-speed MTB drivetrains including Alivio

If the spec is close but not quite right

Praxis Shimano BB30/PF30 MTN Conversion Bottom Bracket - 73mm Rigid Forks and commuters that demand aWhat does the Praxis Shimano BB30 PF30 MTN conversion bottom bracket do? The Praxis Shimano BB30 PF30 MTN Bottom Bracket lets you run a Shimano Hollowtech II mountain crank in a press fit BB30 or PF30 73mm mountain frame, giving you a proper, creak free interface instead of a workaround. The cups are forged and machined from heat treated 7075 T6 aluminum, and the bracket is built precisely to Shimano mountain bearing stance and chain line spec so your