【Perfect for A/C-installed Window 】 Prevents the window/door from forced entry when installing an A/C unit or other in-window devices. Keep your window stay in a height you wish and be securely locked open.
【Precisely Adjustable Length】This locking bar is extendable from 8 inches to 15 inches and features 9 holes for length adjustment. A long screw on the top for precisely adjusts the length to secure tightly.
【Trusted Quality】Made with durable stainless steel, TUBBRO security bar has long longevity and is hard to deform.
【Knows Before Purchase】 Step 1, confirms your window/door type -only fits for single hung windows, sliding windows and patio doors. Step 2, make sure the window/door track is at least 1 inch wide and your demand fixing length is less than 15 inches.
【Easy Installation】Step 1, locks the length in place by inserting the fixing bolt into the hole. Step 2, uses the included adhesive strips to fix the bar on the window/door track to ensure the bar doesn't fall out when the window is lowered. Step 3, twists the screw on the top to reach the very small adjustment of the opening.