The Spitfire Psychospin Wheels are quality guaranteed. Every set of Spitfires are inspected and fully guaranteed against manufacturing defects. You get true speed that's faster then the rest. The only wheel hand shaped in the USA. A perfect balance no matter what shape you ride. Slides when you want it. Grips when you need it. Designed, tested, and ridden by the top pros and ams for a reason. Graphics at one side. Sizes available as seen below. Wheels sold in set of four.