Landing in a unique black and red swirl design from, the Shroom Bighead skateboard wheels from Spitfire feature Formula Four urethane in a Classic Full shape with a versatile 56mm diameter and 99a durometer.

Diameter: 56mm
Durometer: 99a

Features:

• More speed and control on all surfaces
  
• Unmatched flatspot resistance
  
• Smooth anti-stick slide
  
• High rebound compound
  
• 100% true performance urethane