This 4-post relay rack is 19 inches wide, 26U in height and can be adjusted from 23 to 36 inches in depth. It is typically used to mount networking and audio/video rack mountable equipment. Physical Characteristics Color Black – Powder Coated Material SPCC Cold Rolled Steel Loading Capacity Maximum 800kg Mounting Rails 2 Pairs of Square Hole Rails Mounting Rail Thickness 1.7mm Product Dimensions 45.5 H, 23.6 W, Adjustable Depth from 24 to 36 inches [115 H, 60 W, 59 – 90 D cm] Usable Mounting Dimensions 26UH, 19" Wide, Adjustable Depth from 24 to 36 inches Casters Included – Optional Use Compatibility Compatible Vertical Cable Managers RM-450-24U – Vertical Cable Manager for Relay Rack – 24URM-455-26U – 26U Vertical Cable Manager – Front Facing Approvals ANSI/EIA Compliant RS-310-D Compliant IEC60297-2 Compliant DIN41494 Compliant PART1 Compliant PART7 Compliant Environmental RoHS Compliant Reach Compliant Packaging Information Package Quantity 1 – 4-post Relay Rack – 19in 26U (Unassembled) 20 – M6 Screws and Cage Nuts Assembly Hardware Product Weight 66 lbs [30 kg]