Jumbo, 48?? wide cabinets provide 33% more storage space. Industrial box formed shelves have a 400 lb. load capacity. Integrated levelers compensate for uneven floors. Three point door locking mechanism for maximum security. Reinforced doors provide strength & durability. Built-in shelf support tabs secure shelves tightly to cabinet without clips or added parts, Heavy duty leaf hinges assure doors stay aligned. Raised base keeps materials out of harm???s way.