Double-hinged for easy equipment access; center section provides 19 inch rack mounting per EIA universal spacing and is accessed through the front door or swing the center section away from the wall section for rear access. Round corners; no sharp edges. Front door has either a solid steel or hardened, tinted safety-glass window door for superior scratch resistance. Center section easily removed from rear section; tool-less one person installation possible. Self-grounding, plated steel rack angles fully adjustable within center section. Wall section provides cable entry and cable management with knockouts or gland plates. Gland plate model provides easy retrofit and fast installation and allows for pre-terminated cables or pre-wired patch panels; no need to re-terminate and test. Self-locking center-to-wall section latches in two locations. Front access to all latches (no exposed side latches); cabinet can be installed tightly in corners. Vented sides provide cross flow ventilation to improve heat dissipation. Vertical cable manager included in 28 inch wide models. A full line of accessories is available. Pre-treated steel coated with RAL 9005 black light-textured, low-gloss polyester powder paint.