SPI-SKW-2507. Description: The Spitfire Classics are a set of 60mm skateboard wheels by Spitfire. Spitfire urethane was developed to combine all the desired properties of a performance wheel without sacrificing any one attribute at the expense of the customer. The original Spitfire head is one the most recognisable logos in the history of skateboarding. Features: size - 60mm Durometer - 99a Spitfire Classic Skateboard Wheels White/Red 60mm