Spitfire Formula 4 Demongate Skateboard Wheels - Radial Full - 99 Duro

The Demongate Radial Full brings Spitfire’s most stable shape together with their proven Formula Four urethane for confident, consistent control. The Radial Full shape gives a wide contact patch and round edges for smooth transitions and predictable slides, while the 99 duro compound balances speed with grip on any surface. Available in the 54 mm Glo edition with a green glow-in-the-dark finish, or a clean natural 56 mm option.

Key Features

• Radial Full Shape: Wide riding surface with rounded edges for stability and smooth slide release
• Formula Four Urethane (99 Duro): Durable, flat-spot-resistant compound built for consistent roll and control
• Size Options – 54 mm (Glo) / 56 mm (Natural): Two sizes and finishes tuned for all-terrain performance
• Demongate Graphic: Custom Spitfire artwork in green glow and natural colourways
• All-Terrain Performance: Reliable underfoot feel for both street and transition setups

About Spitfire Wheels

Founded in San Francisco in 1987 by Jim Thiebaud and Fausto Vitello, Spitfire grew out of the streets that shaped modern skateboarding. The brand has always stood for independence and creativity, backing generations of skaters who define the scene through their own style and commitment. Recognised worldwide by the flame logo, Spitfire remains one of skateboarding’s most enduring symbols of identity and culture.