Spitfire's Formula Four Classic wheels deliver legendary performance for street skating and technical tricks. The 52mm size offers the perfect balance of speed and maneuverability, while the 99D durometer provides a responsive, durable ride on concrete and asphalt. Built with Spitfire's proven urethane formula, these wheels maintain consistent grip and snap through extended sessions. Ideal for skaters seeking reliable, high-quality wheels that perform across varied terrain.
formula 4