The Prime-Line U 9511 Latching Shield is designed to prevent forced entry on swinging doors. Perfect for both residential and commercial use, it adds an extra layer of security to inward swinging doors. Featuring interlocking brackets, this lock shield ensures that your door is securely protected by making it difficult for intruders to pry open. Made from solid steel, this metal shield is built to last, providing reliable protection against forced entry. Its 6 inch height gives ample coverage to safeguard your door's latch area. The versatile shield can be mounted on both left and right-hand doors without mortising. It comes with tamper-proof, one-way screws for secure installation on wood or metal door systems. This 6 inch shield is designed for swing doors and mounts to both the door and jamb for secure coverage. For further dimensional information, please see the line drawing before purchasing.