Designed to be used with your Diabolus or Evolve DH cramkset, the FR/DH BB cups are built for hardcore freeriders and DH racers.
Forged and CNC machined from 7075 aluminium.
Features 35% more thread engagement and substantially thicker walls than the altus cups for greater durability in big-hit situations.
Massive external bearings have 35% larger ball bearings than internal systems, yielding vastly improved durability.
Interchangable with Shimano XTR, XT and Saint BB cups.