Spitfire x QuarterSnacks Wheels Set White 53mm/99a Quartersnacks has teamed up with spitfire to bring you the longest lasting most predictable wheel. Quartersnacks hails from New York and knows a thing or two about skating rough ground which is why the selected the 99d spitfire formula four in the classic shape for this collab. There is no better rough street wheel on the market that still slides predictably. You've probably already skated these, but if not... get with it. FORMULA 4 --- Unbeatable lasting performance SPITFIRE urethane. Fast as hell. Long lasting, abrasion resistance, smooth anti-stick slide with a controllable grip. Guaranteed.