Brinks Security Door Bar features a heavy-duty steel bar, non-marring top yoke, and a pivoting padded foot. With dual function, the security bar can adjust to fit most standard sliding and hinged doors; capable of expanding from 25 inches up to 43 inches. The security bar is easy to install and remove, simply prop the bar under the doorknob or between the sliding or hinged doors for extra security. Great for home, dorm, travel and on-the-go. Ideal for use on tile, wood, and concrete. Designed to meet the demands of professionals, Brinks padlocks deliver reliable performance across a wide range of applications. As a global leader in security products and services, Brinks is known for top‑quality craftsmanship - A Trusted Name in Security Since 1859.