3 different Flat Bar heights

and flex grooves for a stable

Thanks to the ledge on only one side of the obstacle

Unlike most 'hybrid' wheels that only offer single durometers somewhere in the low 80's

Skate Bag is ideal for transporting or storing skates and gear

SPITIFIRE F4 OG CLASSIC WHEELS Width_9.0 3 different Flat Bar heightsColor up your setup with these Formula 4 OG Classics. Spitfire Formula 4 features more speed and control on all surfaces, unmatched flatspot resistance, smooth anti stick slide, high rebound compund. 100% true performance urethane. OG Classics are Spitfires original cut away shape. Features a wider riding surface shape, lightened with cut away sidewalls. 60mm x 36mm, 24. 5mm Riding Surface, 99A.