Race Face Bottom Brackets to suit 24mm spindle cranks. These are cross-compatible with all Shimano and some FSA cranks. Race Face Cinch Cranks have a 30mm spindle. This listing is for X-Type BB's which have a 24mm spindle.Available in either:PF30: Frames with a 46mm ID for the Bottom Bracket 68-73mm wide. Precision Alloy Cups with better tolerances than plastic cups. This design allows the bearings to be serviced too.BB92: Also known as Shimano press-fit. Frames with a 41mm ID for the Bottom Bracket 89.5-92mm wide. Precision Alloy Cups with better tolerances than plastic cups. This design allows the bearings to be serviced too.BSA Threaded: This is the Team XC version to suit Frames with a threaded bottom bracket, 68-73mm wide. Bearings are precision custom 6805 16 ball bearings filled with Phil Wood Grease and utilising a triple wiper seal to keep the dirt out and grease in.BSA options require a 16 notch 44mm OD
