Bedding Sets -6 Pieces Adjustable Threaded Anti-Shake Bed Frame Telescopic Support Tool Highlights Generic Brand 6 Pieces Adjustable Threaded Anti-Shake Bed Frame Telescopic Support Tool Description: This threaded anti-shake bed frame tool adjustable can be used to make the center of gravity 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. The felt can effectively reduce noise and protect the wall from damage and prevent the substrate from shaking. Easy to install, the threaded slide screw into place and can transform your box spring in minutes, make your bed more stable. Made of alloy, firm and reliable and can withstand strong pressure. 4 different height ranges for your needs. Specification: Material: Alloy Size: approx. Bottom diameter: 37mm/ 1.45 inch Top diameter: 44mm/ 1.73 inch Height: 30-40mm/ 1.18-1.57 inch 47-64mm/ 1.85-2.52 inch 64-87mm/ 2.52-3.42 inch Color: Black Package includes: Bed frame 2pcs adjustable threaded bed frame 30-40mm 2pcs adjustable threaded bed frame 47-64mm 2pcs adjustable threaded bed frame 64-87mm Note: 1. Please allow 1-3mm error due to manual measurement, please kindly ensure you do not mind before you bid. 2. The colors may be a little difference for the different monitors, please understand.