The Tripp Lite SR2POST SmartRack 2 Post Open Frame Rack is an economical way to accommodate 45U of rack space for 19 in. rackmount applications where space is at a premium. Its heavy-duty, aluminum construction can safely support 800 lbs. of rackmount equipment. The black, textured powder coat finish makes it resistant to scratching while giving it a classic, attractive appearance. The SR2POST is easy to install due to a self-squaring design combined with 12-24 threaded and numbered mounting holes, and boltdown provisions. Only standard hand tools are required for installation?9/16 in. wrench and 9/16 in. socket/ratchet. Multiple units can be bolted together side by side for easy expansion or customization when required.