The R4CN-4524B is a 4-post open frame rack that is designed to accommodate deeper, heavier components than a two post frame rack. This rack is perfect for mounting networking, telephone, VoIP equipment, routers, switches, and more. This open-frame server rack is available in two styles, one with 12-24 threaded rackrail, and one with cage nut rackrail. The open top of the rack accepts direct mounting of optional cable ladder, making it easy to manage cables. The R4CN-4524B is a versatile rack that can be mounted inward to save space or outward for stability. Additionally, rack gangs can be added to this open frame rack to support additional four-post or two-post racks. The open frame design facilitates unrestricted air flow, keeping your equipment cool and running smoothly. The R4CN-4524B is constructed from heavy gauge steel or aluminum (depending on model), ensuring its sturdy construction. It ships flat to save space, and. Includes 100 pcs. Of suitable fasteners to help with installation. Additionally, it. Includes additional split rackrail to provide up to three mounting depths, adding to the versatility of this rack. If you need a robust and versatile open frame rack that can accommodate deeper and heavier components, the Middle Atlantic R4CN-4524B is an excellent choice.