Features: This threaded anti-shake bed frame tool can be used for the center of s is unstable or easy to shake objects, such as objects against the wall like beds, cabinets, chairs and sofas. Fixed bed, prevent bed movements from squeaking and improve your sleep. Felt can effectively reduce noise and the wall from damage and prevent bedrock from shaking. Easy to Install, the threaded glides screw into place and can transform your bed frame in minutes, make your bed more stable. This threaded bed frame anti-shake tool can be used in many places as long as the center of is unstable or easily swayed. Objects such as beds, cabinets, chairs, sofas, etc. Notice: 1.Actual color may be slightly different from the image due to different light effect. 2.Please allow 1-3cm deviation due to manual measurement Description: Quantity: 4pcs Package List: 4pcs Adjustables Threaded Bed Frame