This set includes eight polyurethane quad roller skate wheels designed for indoor and outdoor use, providing smooth rolling on various surfaces.
Diameter: 65 mm (2.56 inches), Width: 35 mm (1.38 inches)
Wheel hardness: 78A
Core material: Plastic
High-rebound polyurethane material
Suitable for skating on sidewalks, streets, boardwalks, rinks, skate parks, ramps, and pools
Designed for specialty riders using longboards, old-school boards, downhill, and dirt boards
Offers grip and speed for outdoor and indoor skating
Comes as 8 wheels without bearings or tools included