BeBecome Sliding Door Security Bar，17-50 inch Adjustable Patio Door Security bar with Rubber Tips Apartment Bedroom Bottom of Door Heavy Duty Interior White

Easy to assemble and put into place within a minute or two!
Sturdy-Durable - The sliding glass door security bar is made of 1" diameter painted metal, which is stronger and more durable than 3/5" window safety bars, less prone to damage and long-lasting.
Adjustable - the patio door security bar with a total length of 50inch can be freely stretched and adjusted between 17.7-50.5inch to perfectly adapt to various lengths, You can extend it to a large size if needed. I didn’t even need any of the extra pieces for my sliding glass door, This adjusts to so many sizes.
Non-slip - like the rubber ends so it will not scratch surfaces. Metal so it will not fail under conditions intended.The sliding door stop is designed with a rubber tip to increase friction and fix it with double nuts to adjust the tension, not easy to fall off, no drilling required, and will not damage the door frame. You can use it with confidence.
Travel with confidence - You definitely feel a lot safer having it when you leave the house for extended amounts of time, This sliding doors security bar can be used as a sliding door lock to maintain the safety of your family, and it can also be used as a window security bar.