Simple to utilize: Quickly place under door knob and effortless to detach. Security bar can be conveniently adjusted and utilized as sliding door lock.
Security Door Stoppers: Angled rubber bottom assures full contact and a strong brace on all types of floors without scratching them as well as all door knob types including french doors
Two in one Door Stopper Security Bar and Sliding Glass Door Security Bar: Use this device for two different purposes with easily interchangeable caps for hinged doors and sliding door/window
Adjustable and Durable: Door security bar from inside can be adjusted between 18.25" to 47.50" and constructed of high grade iron to withstand 400 pounds of pressure *please note: the sliding glass door lock caps decrease the maximum length to 46.50"