Set of Four Wheels. Highly rated Spitfire Formula Four's True lasting Performance Urethane.
54mm height diameter x 32.2mm width with a 20.2mm riding surface. 99DU hardness rating suitable for all terrains.
Renound Spitfire high quality poured 100% urethane.
All Spitfire wheels are handpoured, shaped and specifically engineered in San Francisco CA. USA.