Traxxas rear chrome wheels are constructed of nylon. Chrome plated with five split spoke wheel pattern. Uses 12mm hex adapter

TWIN-SPOKE™ 2.8" WHEELS: Twin-Spoke wheels redefine looks and convention by combining structural strength and futuristic stylings. The state-of-the-art design features a brilliant mirror-chrome face and a natural nylon bead for fast, easy tire gluing. The horizontal bead helps grab the tire, reducing the stress placed on the glue joint by tire expansion

Assembly onto Vehicle