This Gaw wall mount rack is no lightweight. It's built with 16 gauge cold rolled steel and can support heavy loads. Its design allows easy mounting of patch panels, routers, switches, and other network equipment in a compact wall-mountable unit. Furthermore, it is designed to accept a wide range of cables, and easy access to the equipment.
Overall dimensions: Two sizes are available - 24 inches wide x 24 inches high x 18 inches depth, or 24 inches wide x 24 inches high x 24 inches depth.
Please see diagram.