Features: brand new and high quality Adjust the length according to your needs, just screw the headboard plug into place, and you can easily change the stability of the bed frame in a few minutes. Effectively reduce noise and protect your walls from damage, this headboard stabilizer can prevent the headboard from shaking. This adjustable threaded bed frame anti-shake tool can be used in many places, as long as the center of gravity is unstable or easy to shake objects can be used. Such as beds, cabinets, chairs, sofas and other objects used against the wall. Measure the distance between the swaying furniture and the wall, and then select an adjustable threaded bed frame anti-sway tool of the appropriate size to fix it in place. 360-degree universal for head, uneven walls and slopes can also be handled. Package Includes: 1x Adjustable Threaded Bed Frame Specifications: Material: Metal Large Length: Approx. 65-92mm/2.56-3.62inch Medium Length: Approx.52-67mm/2.05-2.64inch Trumpet Length: Approx.20-44mm/1.10-1.13inch for Extra Large Length: Approx.80-110mm/3.15-4.65inch Bottom Diameter: Approx.4cm/1.57inch note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.