ADJUSTABLE DEPTH: 4- Post 12U 19" server rack enclosure with 4 vertical rails and adjustable mounting depth 1.8" to 29.8" (4,5cm to 75,9cm); IT rack is compatible with various servers / switches / data / video / AV and other IT networking equipment FULLY ASSEMBLED WITH CASTERS: Enclosed 12U data rack cabinet ships pre-assembled with wheels & levelling feet to offer more stability; Home server rack cabinet is only 27.8in (70,7 cm) in height, ideal for narrow home / office or server room spaces DESIGN AND VENTILATION: Half height server rack cabinet has lockable mesh doors and side panels with vented top allowing airflow; 4 Post 19" rack with 992.2lb (450kg) weight capacity (stationary); Computer cabinet rack is EIA/ECA-310-E Compliant HARDWARE INCLUDED: Rolling home network rack includes 50 M6 cage nuts and screws to mount equipment, 10 ft (3.1m) hook and loop fastener, 2x Door / Side Panels Keys and 1U Fixed Shelf; 1U height markings for easy positioning THE IT PRO'S CHOICE: Designed and built for IT Professionals, this 12U IT Server Cabinet is backed for 5-years, including free lifetime 24/5 multi-lingual technical assistance 12U SVR CABINET OR NETWORK