Spitfire Formula Four 93A Soft Sliders. Controllable smooth slide and reliable grip. Soft duro with high rebound compound absorbs more impact and vibrations. Unmatched F4 flatspot resistance. Holds speed over any surface.

Radial Full Shape: Radial Full offers a super wide riding surface with round edges for stability and versatility.

Measures 58mm x 41mm with a 28mm riding surface.