Blending locked-in grinds with versatile performance, the Spitfire Formula Four Lock-In Full Skateboard Wheels are built for all-terrain domination. Spitfire's Lock-in Full shape provides maximum grip during grinds, locking you in for precise control. Constructed with Formula Four Urethane, these wheels have a smooth riding surface with a wide profile offering speed and stability. Sold as a set of four.

99Duro