Type:Wheel Metal Core:Hollow core technology Type:Air scooter wheels 110mm Bearing Fitted:Abec-9 bearing Inner Diameter:22mm/ 0.866 inches Outer Diameter:110mm/4.33 inches Width:24mm/0.945 inches Hardness:88A PU:High Rebound Net Weight:244 grams per piece Suitable for:Suitable for Show More