Spitfire Formula Four Bighead Radioactive 99a 54mm Skateboard Wheels Size:54 101Duro: For a harder

101Duro: For a harder

If you don’t already see the beauty here

Mellow Concave

• 15K mm waterproofing

Baggy Fit [Full waist & hip

Spitfire Formula Four Bighead Radioactive 99a 54mm Skateboard Wheels Size:54 101Duro: For a harderBust out the blacklight and blow some minds at the skatepark with the Spitfire Formula Four 99d Bighead Radioactive Skateboard Wheels. Spitfire's iconic Formula Four urethane is simultaneously smooth, fast, and tough, paired with the slightly wider Bighead profile a sick Radioactive colorway. Bighead Shape Formula Four Urethane Formula Four urethane is unlike any other. Both in the streets and under high speed stress tests in Spitfire's lab, Formula