For use with the new XX1 one-piece cassette on your Profile Elite MTB hub.
CNC precision machined AL alloy.
Profile’s XX1 cassette-to-driver component lets the owner of Profile’s Elite 9/11 speed hubs convert them to the new XX1 standard. This makes your Profile Elite now compatible with the XX1 drivetrain. The new Elite XX1 driver can be easily installed on Profile’s Elite 9/11 speed MTB hubs. Springs and Pawls not included.