ADJUSTABLE DEPTH: This 2-post 21U 19 inch open frame network rack is EIA/ECA-310 compliant and has an adjustable depth (12-20in / 30.5-50.8cm); Data rack is ideal for AV / Audio / IT / computer equipment, servers, switches, patch panels, and PDUs HEAVY DUTY: Durable rack features a vertical rail made of 2.0mm SPCC cold-rolled steel and a weight capacity of up to 200lbs/90kg; Its design supports unobstructed airflow to help keep your equipment cool and easy to install with access to all sides EFFICIENT FLAT PACK SHIPPING: The IT rack ships flat packed with ISTA-6 certified packaging (assembly required) to ensure hassle-free installations with complete and undamaged delivery; Comprehensive assembly instructions included HARDWARE INCLUDED: The open post wall mount server rack includes a complete set of M6 square cage nuts, M6 screws and plastic washers to securely mount all of your equipment in the rack THE IT PRO'S CHOICE: Designed and built for IT Professionals, this 21U wall mounted network rack is backed for 5-years, including free lifetime 24/5 multi-lingual technical assistance