Allows use of all Race Face, Shimano and select FSA ∅24mm spindle MTN cranksets in PF30 BB Shell Frames.Press-fit bearing cups works like an external type headset.Positions the bearings externally with exactly the same wide spacing as threaded external mountain BB's.Precision CNC machined and anodized aluminum alloy cups: More accurate, durable and stable press-fit interfaces than the competitors' molded plastic parts.Serviceable bearing design.

• Colour: BLACK
• Built For:XC, Enduro, Trail, DH, Fat Bike, Dirt Jump / Slopstyle
• Compatibility:46 Press-fit shells - Eg. PF30
• Weight:130gSize:68/73, 83