JConcepts Choppers Pre-Mounted Monster Truck Tires w/Hazard Wheel (Black) (2) (Platinum)JConcepts Choppers Pre Mounted Monster Truck Tires with Hazard Wheel. Inspired from some of the most successful JConcepts Racing Tires, the Choppers have the look, fit and finish of a hard core racing tire built for the best large scale RC vehicles. Whether you are an experienced racer or beginning driver, the Choppers are designed to tear up surfaces ranging from grass and gravel to dirt and asphalt. The tire starts with a robust carcass, capable of