The Spitfire Formula Four Lock In Full 99DU Wheels represent a wider iteration of Spitfire's renowned lock-in shape, engineered for skaters seeking enhanced stability and control. These wheels are constructed using 100% True Performance Urethane, a material celebrated for delivering consistent speed and durability.

• Set of four wheels
• Formula Four Lock In Full shape
• 99 durometer hardness
• 54mm diameter
• Conical cut outer edge
• Straight inner lock-in edge
• Asymmetrical profile
• Natural colorway with classic Spitfire graphics
• Made from 100% True Performance Urethane