Spitfire Wheels Formula Four F4 Conical Full 101D 56mm SP23SHOESALE40 0" Axle) - For Boards

0" Axle) - For Boards Between 7

Reverse wrap vulcanize rubber outsole for increased durability

and 5/16” axle re-threader

Outseam - 20 inches

Welted Back Pockets

Spitfire Wheels Formula Four F4 Conical Full 101D 56mm SP23SHOESALE40 0" Axle) - For BoardsSpitfire Wheels F4 101D Conical Full 56mm Conical Full Shape With a wide riding surface and a cutaway design, this shape has unmatched control and lasting speed everywhere. Formula Four Urethane Formula Four urethane is unlike any other. Both in the streets and under high speed stress tests in Spitfire's lab, Formula Four wheels retained more material, coned less and kept their original shapes and sizes longer than any other wheel. SIZE WIDTH RIDING