Threaded Bed Frame Anti-Shake Tool Telescopic Support For Room Wall Features: can effectively reduce noise and the wall from damage and from shaking. This threaded anti-shake bed frame tool can be used in many places. The center of gravity is unstable or easy to objects can be used, such as objects against the wall like beds, cabinets, chairs and sofas. Easy to install bed movements from squeaking and improve your sleep. We've do our best to make the photo more close to the real items. Specification: Material: Iron Color: , White Size: S, M, L Height: 5mm Package List: Holder+Felt+3M Adhesive Conversion: 1mm=0.039inch, 1inch=25.4mm Product Size S:56x28 to 76mm M:75x35to 93 mm L:93x35 to 126 mm Package included: 1 x Anti-shake Tool