Adjustable headboard stoppers the bed frame anti-vibration tool can be adjusted in size using screws, with a base that rotates 360 degrees and an adjustable angle, suitable for slanted or uneven surfaces. Adjust according to actual usage needs.This bed frame anti-shake tool requires no drilling into walls or headboards. The metal base attaches to the bed head using included double-sided tape, then the cushion side is twisted by hand until the stoppers press firmly against the wall.This adjustable threaded bed frame anti-shake tool is suitable for various applications where stability is needed, such as beds, sofas, chairs, cabinets, and other furniture placed against walls. Helps reduce noise and protect walls from damage.Warm advice: Measure the distance between your furniture and the wall to select the appropriate size of the adjustable threaded bed frame anti-vibration tool for a secure fit.Package includes: 4 Piece Bed Frame Anti-Vibration Tool, 4 x Double Sided Foam Tape (non-damaging to walls or furniture), ideal for corner bumpers, gap filling, and raised foot pegs.