The Spitfire Formula Four 99d OG Classic Red/Black Swirl Wheels are the go-to choice for countless skaters across the globe. Spitfire's iconic Formula Four urethane is simultaneously smooth, fast, and tough, making it a versatile choice for everyday ripping.

Features:

• Diameter: 54mm
  
• Durometer: 99a
  
• Formula Four Urethane
  
• Classic Shape
  
• Unmatched flats pot resistance
  
• Smooth anti-stick slide
  
• More speed and control