Formula Four Gonz Shmoos 56mm 99d Skateboard Wheels from Spitfire.
Signature Mark Gonzalez Pro Model.
Spitfire’s Formula Four urethane design.
Spitfire’s Classic wheel shape and hard polyurethane core for a true bearing seating and speed.
Unmatched flat spot resistance.
Includes 4 urethane wheels.
99d durometer rating.
Made in the USA.
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