The Middle Atlantic SP-5-21-26 is a pair of vented side panels designed to fit onto Middle Atlantic racks, providing additional ventilation and security. The panels are constructed of durable steel with a black powder coat finish, ensuring that they can withstand frequent use and look professional. The vented design allows for better airflow and heat dissipation, which can help to extend the life of equipment housed in the rack. The panels are also equipped with recessed lift handles and internal locking clips, providing a secure and easy-to-use locking mechanism. The panels are vented at the top and bottom, ensuring that air can flow freely through the rack. Each side panel adds 5/8in to the overall width of the rack. The Middle Atlantic SP-5-21-26 is an essential accessory for those who need to add additional ventilation and security to their rack.The Middle Atlantic SP-5-21-26 is a pair of vented side panels designed to fit onto Middle Atlantic racks, providing additional ventilation and security. The panels are constructed of durable steel with a black powder coat finish, ensuring that they can withstand frequent use and look professional. The vented design allows for better airflow and heat dissipation, which can help to extend the life of equipment housed in the rack. The panels are also equipped with recessed lift handles and internal locking clips, providing a secure and easy-to-use locking mechanism. The panels are vented at the top and bottom, ensuring that air can flow freely through the rack. Each side panel adds 5/8in to the overall width of the rack. The Middle Atlantic SP-5-21-26 is an essential accessory for those who need to add additional ventilation and security to their rack.