This Heavy Duty Appliance Stand Features A Strong Aluminum Alloy Base With 24 Rubber Rollers For Smooth Mobility. Black Shock Proof Rubber Pads And Anti Slip Design Provide Extra Stability, Along With Brake Locks On Both Ends For Secure Positioning. It Supports Up To 500 Pounds And Is Ideal For Washing Machines, Dryers, Refrigerators, Air Conditioners, Heavy Equipment, And Large Flower Pots. Easy To Assemble With No Tools Required, Simply Adjust The Brackets And Step On The Brakes To Lock In Place. The Package Includes A Pair Of Appliance Rollers Suitable For Various Household Appliances.