Brand New Wheel Set, Never Used,We Built These Wheels For One Of Our Own Bike's And Never Used Them.Mavic MX 819 Disc Rims With DT Spokes,Rear Hub Is A DT Swiss 240s 8/9 Speed,Front Hub Is A Cannondale Omega Lefty With 6 Bolt Disc So Is The Rear Hub. 26" Wheel Rear Is A Quick Release Skewer.Rims Ar Mavic UST Tubeless With Mavic UST Rims Strips With Tubeless Valves.