Spitfire Formula Four Skateboard Wheels Radial 99DU Natural 54mm 40-60 56mm height diameter x 36mm

56mm height diameter x 36mm width with a 25mm riding surface

Dual elasticated Velcro straps and triple Velcro straps on wrist-guard

Featuring their classic bighead design in red

15% lighter than regular independent trucks

Skateboarding's first shield free design bearings

Spitfire Formula Four Skateboard Wheels Radial 99DU Natural 54mm 40-60 56mm height diameter x 36mmSpitfire Formula Four Skateboard Wheels Radial 99DU Natural 54mm Features : 54mm height diameter x 34mm width with a 20mm riding surface. Based on the classic Radial shape with a thinner riding surface and flatter side edges to lock in tricks. Renound Spitfire high quality true performance 100% urethane. 99duro hardness makes these grippy without the loss of speed. Spitfire's unmatched true performance flatspot resistance wheels.