Spitfire's Formula Four technology combines a number of technologies to bring you one of the most durable skate wheels on the market. They were rigorously developed by the Spitfire team with the aim of not sacrificing any specific quality at the expense of another. Spitfire are known to be one of the leaders in the skate wheel manufacturing industries.

This is a harder wheel, which will give you some extra speed at a skate park or ramp, and help resist against flatspots. The symmetrical profile of this wheel, with cut-in sidewalls, gives you a more speed, control and slide when you need it.