Spitfire Formula Four Skateboard Wheels Radial 99DU Natural 54mm 40-60 The best selling high end

The best selling high end skate bearing in the U

15% lighter than regular independent trucks

Featuring their classic bighead design in red

Skateboarding's first shield free design bearings

54mm width diameter wheel perfect for most terrain

Spitfire Formula Four Skateboard Wheels Radial 99DU Natural 54mm 40-60 The best selling high endSpitfire 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.