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Formula Four Conical Full 99D

Formula Four Conical Full 99D

Brand: Spitfire Wheels


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Wider riding surface and cutaway design for unmatched control and lasting speed everywhere.

Spitfire Formula Four Urethane was developed to combine all the desired properties of a performance wheel without sacrificing any one attribute at the expense of another. Formula Four's True Lasting Performance Urethane comes not from a single benefit, but from a combination of qualities and features that together produce a truly great wheel. 

99 Duro Formula Four wheels offer:

  • More speed and control on all surfaces
  • Unmatched flatspot resistance
  • Smooth anti-stick slide
  • High rebound compound
  • 100% True Performance Urethane
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