These brand new Andrew Reynolds Spitfire Wheels wheels are built to last! Coming in at 53mm in diameter and 93a in hardness, these bad boys are ready for action and packed with steez. Spitfire Wheels Andrew Reynolds Formula Four Classic Natural Skateboard Wheels - 93a are sold in (1) set of four (4) wheels. You know, because that's how many wheels you need on a skateboard. Note: Bearings not included. Includes: One (1) set of 53mm Spitfire Wheels Andrew Reynolds Formula Four Classic Natural Skateboard Wheels - 93a; includes four (4) wheels.