Hoffman EDR23FM45U Open LAN Rack, 23 inx45RU, 84.00x24.25x15.00, Alum/BlackDesigned for use in communication data centers and telecommunication rooms, 2-Post Open Frame Racks satisfy basic functional requirements for structuring cable. Racks are available in 3-in. or 6-in. column widths. Frame is a strong and lightweight aluminum (6063-T6 alloy), extruded or formed, with RU markings on both front and back of uprights. Product Specifications BRANDHoffman® MANUFACTURERS PART NUMBEREDR23FM45U CONSTRUCTIONAlum DESCRIPTION23-In. Rack COLORBlack A X B X C MM2134 x 616 x 381 A X B X C INCHES84.00 x 24.25 x 15.00 RACK UNITS45 NOMINAL FRAME HEIGHT7 ft.