SPITFIRE CLASSICS F4 99A 54mm WHEELS L40507800 Adjustable Drawstring on Hood

Adjustable Drawstring on Hood

Putting on the Smith I/O MAG™ goggles is like flipping the switch from regular to widescreen

Select colorways offered without MIPS® system

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SPITFIRE CLASSICS F4 99A 54mm WHEELS L40507800 Adjustable Drawstring on HoodThe Spitfire Formula 4 Classics are built to excel in specific scenarios like a narrow or wide wheel, but its appropriate for most situations! Spitfires Formula Four Performance Urethane lasts longer, withstood more abuse and performed superior to all other wheels. 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 Fours True lasting