XD/Xdr 11-12 Speed Freewheel Body with 1.85 Mm Washer for
The XDR freehub body is 1.85mm longer than the XD freehub body. The XDR freehub body is compatible with XD flywheels after adding a 1.85mm washer. XD/XDR-11-12-speed speed ratchet freehub. 1 Set Freehub Body Parts.