Feature: 1. 300KG Load Bearing: This furniture moving roller is made of premium thick iron material, which is enough to handle items up to 300KG. 2. Applications: Can accommodate heavy objects of different sizes, such as washing machines, refrigerators, cabinets, etc. When not in use, the trolley can be stored in any corner of the room for easy removal. 3. Stable Movement: Equipped with 24 upgraded small wheels, moving more smoothly. The mobile base makes it easy to move heavy furniture and appliances and wash their bottoms. This is convenient for your home cleaning. 4. Easy to Operate: No complicated installation steps or tools are required. Simply stand the washer roller under a refrigerator, washing machine or other household appliance and press the brakes on both ends to keep it steady when not in use. And raise the brakes to move. 5. With a Pry Bar: You can easily lift heavy objects and place the pulley, which is more convenient and quick to use. The length of the roller can be freely adjusted from 17.7‑27.6 inches, help you move heavy appliances easily. Specification: Item Type: Electric mobile pulley bracket Material: Iron, Nylon, Silicone Gross Weight: 1572g / 55.5oz The Shortest Size: 45cm / 17.7in The Longest Size: 70cm / 27.6in Width: 5cm / 2.0in Height: 4cm / 1.6in Load Bearing: 300KG Pulley: Double row 24 wheels Compatible: Universal for all machines and furniture with 45-70cm / 17.7-27.6in base . Package List: 2 x Base2 x Anti Skid Pad1 x Pry Bar Note: After moving the items, please make sure that the roller brakes are fixed to prevent the machine from shaking back and forth after it is turned on.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.