Ride the fire with the Spitfire Eternal Radial F4 99a Wheels. Designed with your favorite classic Spitfire Classic wheel designs and manufactured with the quality high performance, Formula Four urethane. Formula Four Urethane lasts longer, withstands more abuse and performs superior to all other wheels. Designed to combine all the desired properties of a performance wheel without sacrificing any one attribute at the expense of another. Manufactured using a 100% pure urethane compound, Formula Four wheels out-performed and resisted flat spots longer with less wear than all other wheels.

Features:

- More speed and control on all surfaces
- Unmatched flatspot resistance
- Smooth anti-stick slide
- High rebound compound
- 100% true performance urethane
- Holds shape longer