These are Optional Wheels w/Graphite Pattern for use with the Duratrax Vendetta TC FEATURES: Nylon Construction Graphite Pattern Molded in 8mm Hex Hub Dish Type Wheel INCLUDES: Two Graphite Wheels REQUIRES: Installation SPECS: Diameter: 33mm (1.29") Width: 13mm (.51") JiM 11.18.08 ir/jxs