Description: High Load Bearing Capacity: The silent bed equipment trolley wheel is made of premium pvc and metal, heavy duty, ensuring stability and durability360 Degree Rotation: The furniture slide universal wheel can rotate freely 360 degrees, achieving smooth and flexible movementQuiet Operation: The universal rotating beauty instrument wheel is equipped with quality bearings for quiet operation without noise pollutionSuitable for Various Surfaces: The furniture caster is widely suitable for various surfaces, including carpets, hardwood floors, tiles, and concrete, etcEasy to Install: Pre drilled base plate of the swivel caster wheel that can be easily installed on furniture, equipment or other items. With base plate size 7 cmx5.8 cm/2.76 inchx2.28 inch and wheel size 7.5 cmx4.75 cmx10.2 cm/2.95 inchx1.87 inchx4.02 inch Size Chart: Base Plate Size 7 cmx5.8 cm/2.76 inchx2.28 inchWheel Size 7.5 cmx4.75 cmx10.2 cm/2.95 inchx1.87 inchx4.02 inch Package Includes: 4 Swivel Casters Note: Please allow slightly errors due to manual measurement and different monitors.