X-Type external bearing system replacement cup/bearing set. Forged 7050 aluminum cups with full complement sealed bearings and Phil Wood grease. DH models have 35% more thread engagement than Deus/Atlas cups. Interchangeable with Saint and FSA mountain cranks.
Specifically for integrated spindle cranksets
Double-sealed cartridge bearings
Interchangeable with Shimano Dura Ace, Ultegra and 2006 105