This is really a set of Maxx Tires premounted on Geode Chrome Wheels from Traxxas. Features: Nylon constructed Geode Chrome Wheels Maxx Tires Premounted and glued Includes: Two Maxx Tires premounted on Geode Chrome Wheels Specs: Outer Diameter: 6.3" (160mm) Width: 85mm (3.3") Hex: 17mm (0.67")