Package: You will get a 4-pack of 47-64 headboard plugs and 8 screws. Superglue and EVA protection pads are pre-installed on the bed frame stabilizer to make it easier and more convenient for you to use. If you need a longer one, screw it in and reassemble. Design: Adjustable threaded bed frame anti-shake tool, which can effectively reduce the noise caused by the unstable bed structure. Easy to install: first stick one side of the base to the head of the bed with double-sided tape, then twist the side of the EVA pad by hand until it is against the wall. Fix furniture easily without complicated operations. Wide Application: The adjustable threaded bed frame anti-shake tool is suitable for stabilizing headboards, sofas, cabinets, chairs, sofas and other objects used against the wall. It can also be used in many places, as long as the center of gravity is unstable or the object is easy to shake. Reminder: The size is manual, there will be slight errors. Please forgive me!