Spitfire – F4 Lock Ins 55MM 101A Skateboard Wheels – Default Title

Spitfire F4 Lock Ins 55MM 101A Skateboard Wheels combine Formula Four urethane with an asymmetrical shape designed for speed, controlled slides and locked-in grinds.

• Diameter: 55mm size provides a balance of speed, stability and responsive handling.
• Durometer: 101A Formula Four urethane delivers a hard, fast ride with clean slide characteristics.
• Lock Ins Shape: Asymmetrical profile is designed specifically around grind control and release.
• Conical Side: Shaped to lock securely into ledges and rails during grinds.
• Straight Side: Provides a clean edge for releasing from grinds and slides.
• Formula Four: Flatspot-resistant urethane maintains a consistent ride through regular sessions.
• Set: Includes 4 skateboard wheels.

A technical street wheel for skaters chasing fast roll, hard slides and extra control when locking into ledges and rails.

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