Universal mobile base is suitable for portable washing machine, washer and dryer, freezer and refrigerator, mini fridge, cabinet or other furniture. Easy to Install: You only need one screwdriver to install, no expert installation required. Adjustable Washing Machine Base Can be extended to 16-26.5inches according to the washing machine,dryer,Refrigerator and Air Conditione Extend the life of the machine The strong rubber wheel can effectively reduce the vibration of the washing machine or other appliances and reduce the noise. The Mobile Bases stays in place and prevents the washer from moving around while spinning. Multi-functional Movable Adjustable Base: Washer dryer stand to help balance various bumpy surfaces. Suitable for dryers, washing machines, refrigerators, air conditioners, heavy equipment, large flower pots, etc. MATERIAL: 4 Swivel Wheels 4 Sturdy Stainless-Steel Poles Weight Limit: 440 lbs Friendly Reminder: Please measure your machines size before you order, to prevent inappropriate size!(Between 16-26.5 inches ) For household refrigerators. Please lock the wheels to make it fixed in order to prevent the collision. Please kindly keep the connecting tubes at the center between these two triangle bases, making this mini stand more stronger to hold the weight.