I'm selling my stock because my preferences have changed. 【SPITFIRE / WHEEL / FORMULA FOUR・F4】 SPITFIRE, a wheel brand for skateboards. SPITFIRE's proprietary high-quality urethane material makes these high-performance wheels lighter, faster, and more resistant to flat spots than conventional wheels. Set of 4 (for one skateboard) Width: 32mm Contact Patch: 15.6mm Hardness: 99DURO Shape: CLASSIC *Price negotiations not accepted. Comments regarding price reduction will be ignored.