SPITFIRE FORMULA FOUR CONICAL FULL 54MM 97A

The new 97 durometer is formulated for a softer, faster ride. Less vibration from cobblestones, rough ashphalt or concrete means a quiter, smoother ride. Designed for every spot and all terrain. These will grip or slide when you need it. Spitfire are the best selling wheels for a reason - they're the best wheels!