Spitfire Sapphires. A newly developed 90DU clear riding surface, bonded to a 101DU Formula Four inner core, gives you fast, smooth, long-lasting speed wherever you choose to burn.

Radial Shape: A round edge, medium width riding surface shape. Offers the versatility of the Classic shape and the width of a conical.

This wheel measures 56mm x 35mm with a 21.5mm riding surface and Sapphire 90A durometer.