For Camapagnolo and fulcrum road wheels. Allows the conversion to SRAM's XDR 12 speed system or replacement of an existing freehub body.
The freehub come supplied with a 1.8mm spacer to allow the use of XD cassettes as well. End caps to allow the conversion of rim brake and disc brake wheels to XDR.
Fits all 3 loved 17mm diameter axles wheels including record hubs. See photos.