HYDRA–XDR on-road drift wheels and Diamond™ HDPE (Hard Polyethylene) competition drift tires are made from the highest quality plastic and rubber materials available. These all-new wheels arrive at your door pre-glued and fitted with Diamonds – our newly designed, super low-profile, low-traction, 5° double-beveled drift-race tires. These drift wheels and tires fit most 1:10 scale, on-road, radio-controlled cars. 2.0″ x 1.0″ Hydra drift wheels are available in Galaxy-Black w/Rocket-Red and, if desired, can be painted with polycarbonate paint. 12mm hex-fit hubs w/3mm off-set.