Welded Aluminum Enclosure / Cabinet Frame 31x31x81. Ideal for equipment rack, network, computers, secure storage. The possibilities are endless! We have a total of six (5) of these remaining. Weighs approximately 150 pounds. Vertical posts 1.62″x1.62″ x 45°. Internal rack is 2″ angle 16x20x32″. Feel free to ask as many questions as needed.