TRUE ESSENTIALS RACKS & ENCLOSURES 8U Wall Mount Server Cabinet, 20 Inch Deep, Locking Glass Door, Steel Rack 8U steel wall mount cabinet with 20" usable mounting depth. Locking front door with smoked acrylic window, solid steel side panels, open back design for pass-through cabling. Tool-less cage nut rails. Free 30-day returns -- questions before you buy? Just ask. Specifications Rack Unit Height: 8U Usable Mounting Depth: 20 inches maximum Exterior Dimensions (W x D x H): 22.22 x 20.65 x 17.23 inches Construction: Steel frame, solid steel side panels Front Door: Removable, lockable, smoked acrylic window Rear: Open back design for pass-through cabling Rails: Tool-less adjustable, cage nut style Weight Capacity: 250 lbs Mount Type: Wall-mounted, includes hanging bracket