Spitfire – Classic Formula Four 101 Duro – PRO Miles Silvas – 52 mm

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

This is Miles Silva’s PRO model.

These wheels are 52 mm in diameter, 32 mm wide, have a contact surface (with the ground) of 15.5 mm and come in hardness 101A – rolls fast.

The wheels are sold in packs of 4.