SpitFire F4 Gonz Birds Conical Full 54MM 99a Skateboard Wheels
Gonz and Spitfire - what more could you ask for?
Classic Shape – The #1 shape in skateboarding worldwide - proven for speed and control.
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.