The Middle Atlantic RLA19-1251B is a rugged and reliable two-post open frame rack designed for professional AV, IT, and networking environments. Featuring a 15-inch deep heavy-duty aluminum base, this rack provides a stable foundation for mounting a wide range of equipment. The base. Includes pre-drilled holes for secure floor mounting, ensuring stability in high-traffic or vibration-prone areas. With 12-24 threaded front and rear rackrails and clearly numbered rackspace increments, it simplifies equipment alignment and installation. Constructed from 3/16” thick aluminum channels, the RLA19-1251B offers a strong yet lightweight solution for supporting servers, switches, and other rack-mounted devices. The black powder coat finish enhances durability while giving the rack a sleek, professional appearance. It ships flat to save space during transport and. Includes 50 pieces of 12-24 threaded rack screws, making it easy to get started right out of the box. This model is ideal for installations where strength, accessibility, and airflow are key. The RLA19-1251B is also TAA Compliant, making it suitable for government and institutional use. For users needing vertical power distribution, the PB-5A power bracket is required to mount vertical power strips within the rack. Whether you're building a new system or expanding an existing one, this two-post server rack delivers the performance and flexibility needed for demanding applications.