Ultra stack and hang plastic bins will hang on louvered panels in a wide rage of configurations designed to meet all application needs. Use the system best suited to your needs. Systems are formed from heavy-duty 16 gauge cold rolled steel and have a Gray baked-enamel finish which ensures years of heavy-duty use. Fasten securely to assure adequate load bearing. Bins are available in Blue, Green, Ivory, Red, Yellow and Black.