Easy Installation and Removal with Simple Instructions: Window safety bars is easy to assemble and requires no drilling. Before ordering, measure if your window width is between17 and 50 inches. The installation can be completed within 1 to 2 minutes. High Safety for Travel or Business Trips: You can take sliding glass door security bar with you when traveling or leave it either way, protect your safety or protect the items in your home. Sturdy Structure with a Beautiful Metal Cotter Pin: The sliding door security bar is made of 1 inch diameter painted metal, which is not easy to damage and is .Metal whistles have a dual protective function. Adjustable Length 17 to 50 Inches: Window security bar includes an additional extension rod to accommodate various lengths, making it suitable for use as both a sliding door lock bar and a window security bar, ensuring the safety of pets and family., Weight: 1.27647649698 pounds, Manufacturer: Prterver