Fit your mini cruiser , cruiser board,skateboard easily. Suitable for standard skateboard, long skateboard. Fit all boards. Adjustable - the distance of the two tips of the rack is adjustable . You can expand it or grip it to fit your different cruiser boards or skateboards. Up to 20 Lbs. Easy to use - Just wrap the two adjustable straps on your backpack shoulder straps. And then ,put your skateboard on it. If you always run fast, Please grip the tip to avoid slipping off. Free your hand - This backpack hook is designed to store your skateboard (not included) when walking. Connect your ordinary bag and your skateboard together. Light weight - The backpack hook helps you relieve weight when you carry a heavy load. when not in use, Please store it in your pocket. It takes little space. The hanger only supports up to 20 Lbs.