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Formula Four  Spitfire Full Conical 101D & 99D UNMATCHED FLATSPOT RESISTANCE SMOOTH ANTI-SLICK SLIDE HIGH REBOUND COMPOUND 100% TRUE URETHANE

Quantity Set of 4 Wheels Wheel Profile Medium Surface Smooth   Key Features Formula Four Urethane Wheel Shape Lock ...

Solid Wheels  102A 52mm White  Black  Red

Spitfire F4 Color Varies On Size  Formula Four Classics UNMATCHED FLATSPOT RESISTANCE SMOOTH ANTI-SLICK SLIDE HIGH REBOUND COMPOUND 100% TRUE URET...

Full riding surface without the weight. Symmetrical, cut in sidewalls for speed, control, and slide when you need it. Spitfire F4 Durometer: 99 DU

Spitfire Reynolds Formula Four 93 Duro  Color changes with size 

Bones - 4 Dog Night 52mm V4 Wide Street Tech Formula Durometer: 99A

52mm, 53mm 54mm Proline Wheels