Spitfire Wheels 54mm Conical Fireball Black 99a Formula4
Spitfire Formula 4 features more speed and control on all surfaces, unmatched flatspot resistance, smooth anti-stick slide, high rebound compund. 100% true performance urethane. Conical Shape. Full riding surface without the weight. Symmetrical, cut in sidewalls for speed, control, and slide when you need it.