Anti-Slip & Anti-Vibration Pads (1): Rubber corner pads help absorb vibrations and prevent the appliance from shifting during high-spin cycles.Double Frame Structure (2): Dual telescopic connecting rods offer superior weight distribution and strength compared to single-frame variants.Locking Swivel Casters (3): 360-degree double wheels equipped with individual brakes let you easily roll and securely lock the unit in place.8 Height-Adjustable Feet (4): Independent threaded feet allow precise leveling on uneven floors.Fridge Stand Mobile Base With 4 Locking Refrigerator Wheels And 8 Strong Feet For Washer Dryer Washing Machine Stand Pedestal, Refrigerator Stand, Adjustable Appliance Dolly Square, Moving Roller