Anti-ram fencing safeguards high-risk facilities that require complete perimeter protection against vehicle-borne attacks. These anti-ram barrier systems provide maximum security for buildings, equipment and hazardous materials vulnerable to high-speed impacts or in close proximity to roadways. The XL-501 Post and Beam Anti-Ram Fence is a proven high security vehicle barrier delivering vehicle-stopping strength with an innovative design that reduces overall costs, simplifies installation and improves visual appeal.