Spitfire 52mm Formula Four 99Duro Conical Skateboard Wheels - Natural Size:52mm It has a concealed chest

It has a concealed chest zip pocket for added styling

flush to the board

It has a padding on the collar and tongue for added comfort and welded seams for added durability

a technology that uses less energy

Synthetic lambswool lining

Spitfire 52mm Formula Four 99Duro Conical Skateboard Wheels - Natural Size:52mm It has a concealed chestSpitfire skate wheels 4 Wheel set Material: Formula Four urethane Diameter: 52mm Durometer: 99d Conical shape Smooth surface Spitfire branding Colour: Natural Designed for a harder and faster ride, the Spitfire Formula Four 99Duro Skateboard Wheels is made of Formula Four urethane material. Tested for quality, this Spitfire wheel set is the best skate wheels in the market yet. It comes in a 52mm diameter with 99d durometer and a conical shape. It has