Spitfire 99a F4 OG Classics 54mm Skateboard Wheels Size:54mm A modest rise above the

A modest rise above the collar of your shoe

rail balance and forgiveness

and then achieves a signature feel by adding bonded post-consumer recycled Thermopolymer channels to form an advanced hybrid core

The Gremlin

If you just want to switch up the vibe or your board is looking a little battle worn

Spitfire 99a F4 OG Classics 54mm Skateboard Wheels Size:54mm A modest rise above the99a Durometer More speed and control on all surfaces. Unmatched flatspot resistance. Smooth, anti stick ride. High rebound compound. 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. OG Classic Shape Spitfires original cut away wheel shape.