The Spitfire Formula Four Rowan Spitball Radial FL 99a Skateboard Wheels 99 are built on Spitfire's highly rated Formula Four's true-lasting Performance Urethane.
Radial Full shape gives these skateboard wheels a super wide riding surface with rounded edges for stability and versatility.
99DU hardness rating suitable for all terrains 55mm size.
All Spitfire wheels are hand-poured, shaped and specifically engineered in San Francisco CA. USA.