Press fit bottom bracket PF30 standard for MTB.
Chrome steel BB30 bearings.
Cup diameter of 46mm.
Part materials: Glass fibre reinforced Nylon
Bearing material: CrMo
Bracket shell type: PF30 - Press fit 30
Bracket shell diameter: 46mm
Bracket shell width: 68, 73mm
Bracket axle diameter: 30mm
Weight: 88g