Adjustable Frame: Uses telescopic stainless steel or aluminum pipes that expand or contract to match the exact dimensions of your appliance. [1] ( ), [2] ( )Wheels and Feet: Combines 360-degree rotating locking wheels for mobility with height-adjustable feet to keep the unit stationary and steady. [1] ( ), [2] ( )Vibration and Moisture Control: Raises appliances off the floor to prevent rust from standing )