3-in-1 Door Security Bar, Security Door Stoppers & Door Barricade Heavy Duty Adjustable Iron Security Lock Bar for Home Defense, Apartment & Travel Safety (1 Pack - Chrome)

Super Secure and Easy to
Use: Enjoy peace of mind with this highly sturdy door security bar. Easily props under a door knob or between sliding windows/doors and takes just seconds to remove. The door stopper security bar is also simple to adjust.
Three in One Design: This device serves two purposes. It features interchangeable caps, allowing it to function as a door jam for hinged doors or as a sliding door security bar for sliding doors/windows.
Adjustable and Durable: The sliding door bar adjusts from 18.25" to 47.50" and is built from high-grade iron to withstand 400 pounds of pressure *please note: the sliding door caps reduce the maximum length to 46.50" Works on
Most Surfaces: An angled rubber bottom ensures the security door bar maintains full contact and provides a strong brace on various floor types without scratching them, as well as on all door knob styles, including french doors