Middle Atlantic Large Pivoting Wall Mount Rack (40 RU, 2 D) SR-40-22 With Keys

It features the trademarked "Tool-Free Quick-Mount" system, which allows for easy mounting of the center section to the backpan on the job site. Its welded-steel construction supports up to 500 lb. Abundant, built-in cable lacing points and touch-fastener tie points allow you to organize any quantity of cables.

eBay