Spitfire – Conical Full Formula Four 99 Duro – 54mm

Spitfire’s Formula Four is Spitfire’s latest polyurethane blend. The shape is Conical Full and the color of the wheels is “natural” with blue print on the front.

These wheels are 54 mm in diameter, 34 mm wide, have a contact surface (with the ground) of 22 mm and come in 99A hardness – grip & roll well.

The wheels are sold in packs of 4.