Spitfire Formula Four 99D Classic Swirl Skateboard Wheels - Black/Orange Size:54mm Your favorite layer gets a

Your favorite layer gets a cold-weather update

Duraflex ST Nylon and Fused Vaporlite combine to provide the most vibration canceling ride you've ever experienced

Combat-Tested Reinforced Seat And Knees Provide Unparalleled Resiliency

FreshwaterMold

Medium/Large fit

Spitfire Formula Four 99D Classic Swirl Skateboard Wheels - Black/Orange Size:54mm Your favorite layer gets aSpitfire F4 wheel are designed and manufactured with the quality high performance, Formula Four urethane. Formula Four Urethane lasts longer, withstands more abuse and performs superior to all other wheels. Designed to combine all the desired properties of a performance wheel without sacrificing any one attribute at the expense of another. Manufactured using a 100% pure urethane compound, Formula Four wheels out performed and resisted flat spots