RPM "Bully" features five fat spokes that flare from the center, this dual purpose wheel is sure to help win you that next concours competition and then propel you to the winners circle without missing a beat! Not only is the " Bully" stronger than stock, it weighs in at a full 12% lighter than a stock dish wheel which translates into less rotating mass, improved acceleration, and less unspring weight. All RPM 1/18th scale truck wheels are stock diameter, stock width, and stock offset. They work seamlessly with stock tires.