Spitfire - 54mm Formula Four Classics 99a Skateboard Hjul

Spitfire - 54mm Formula Four Classics 99a Skateboard Hjul Spitfire Formula Four Classic Wheels - Yellow Graphic 54mm 99a (Set of 4) The # 1 Shape in Skateboarding - Proven for Speed and Control! Wheel Specs: Core: No Diameter: 54mm Width: 34mm Riding Surface: 19mm Hardness: 97a Formula:Formula Four Color: Natural Suggested Use: Everywhere Surface: Smooth Shape: Classic Full   In the Spitfire Labs and most importantly in the streets tested by Spitfire Team riders, Formula Four Performance Urethane lasted longer, withstood more abuse and performed superior to all other wheels. Spitfire Formula Four Urethane was developed to combine all the desired properties of a performance wheel without sacrificing any one attribute at the expense of another. Formula Four's True Lasting Performance Urethane comes not from a single benefit, but from a combination of qualities and features that together produce a trull great wheel. Additional Info: Longer Lasting - Holds Size and Shape Longer Unmatched abrasion resistance = fewer flat spots Smooth Anti-Stick slide More Controllable Grip Lasting speed everywhere Made in San Fransisco CA. USA