54mm Skateboard Wheels with Installed Bearings<br><br>Size: Wheels’ size: 54mm (outside diameter) * 36mm (width)<br>Bearings’ size: 22mm * 8mm<br>Quantity: 4 wheels; 8 bearings(installed on wheels)<br>Material Quality: Polyurethane wheels; ABEC-7 608 super hard steel bearings.<br>Hardness: 90A The most suitable hardness for 54mm skateboard wheels. The balance of grip and softness makes it fit for most skaters especially the beginners.<br>Applicable Ground: street, Ski Field, U pool, swimming pool, ramps, sidewalk, smooth concrete or asphalt.<br>Application: Standard Skateboards, Longboards Skateboard, Regular Skateboard, Cruiser Skateboard, other handcart or suitcase...<br><br>Freedare polyurethane wheels are produced by professional manufacturer in China. <br>They provide the premium products for all players. <br>We show you the most real side of the products.<br>If you have any questions, welcome to consult us.