For lockdown situations. New in box. Never opened. More than 10 available. Approximately $135 with shipping on Ebay and $145 on Amazon as of 07/23/2019. For 36" outward swinging doors. 40" overall length from end to end. Weighs 6 lbs, verified. Easy to use. Bar goes across and rests on the door jams. Built-in hook grabs the door handle(Works with many types of door handles). Threaded handle is then turned clockwise until it is snug. Hardware includes a hanger bracket & 2 bolts for hanging the bar when not in use if you choose to install it. Otherwise, no bolts or drilling required.