10x135mm QR axle conversion kit for Novatec D792, D772 and XD612 CENTRELOCK rear hubs. Fits standard QR dropout type frames   Converts a Novatec D792, D772 or XD612 Centrelock 12x142mm hub to QR axle fixing. 

Also fits certain Prime hubs among others but the user must check compatibility.

Will NOT fit a 6 bolt disc hub