The Spitfire Formula Four Conical 99DU wheels are a staple in the skateboarding world, known for their blend of speed, control, and durability. These wheels are designed to offer a smooth ride and reliable performance for various skateboarding disciplines.

• Set of four Conical 99DU wheels
• Constructed from 100% True Performance Urethane
• 99 durometer hardness
• 56mm diameter
• Conical shape with a wide riding surface for stability and clean slides
• Finished with classic Spitfire branding