Labor Day sale is underway! Tons of newly discounted items + last chance on some great deals on 24/25 snow stuff! — Click here to Pre-Order - "Grit to Grind" - written by MSA's Andy Kemmis and Chris Bacon!
Formula Four Urethane–Formula Four urethane is unlike any other. Both in the streets and under high-speed stress tests in Spitfire's lab, Formula Four wheels retained more material, coned less and kept their original shapes and sizes longer than any other wheel.
Radial Shape–Round edges, slim to medium riding surface offers a quick, responsive , round edge shape.