Spitfire Formula Four Lock Ins 99du Skateboard Wheels Natural 53mm 53mm

Features: Formula Four Lock-Ins 53mm 99a Skateboard Wheels by Spitfire. Spitfire’s newest formula with their Lock-Ins cut wheel shape. Featuring Spitfire Formula Four urethane formula. Unmatched flat spot resistance. 53mm sizing; 99 durometer hardness rating. 100% urethane. Made in the USA.