Spitfire Formula Four 97A Una Trinity Natural 52mm Skateboard Wheels feature Una Farrar’s signature Trinity artwork with green detailing on natural urethane. Built with Spitfire’s Formula Four urethane in the Conical Full shape, these wheels feature a wide riding surface in a compact 52mm size.

• Pro model: Una Farrar

• Formula: Formula Four urethane

• Diameter: 52mm

• Durometer: 97A

• Shape: Conical Full

• Width: 32.5mm

• Riding surface: 21mm

• Color: Natural with green Trinity graphics