7 Shelf Open Industrial Steel Shelving Units 20 Gauge: has a weight capacity of 400 to 450 pounds. Class 0 shelving is designed to handle normal loads. Made from quality 20 gauge prime cold rolled steel. This shelving is perfected for organizing a storage room or any area that requires an industrial strength shelf. All these units are iron phosphated and then painted with baked on enamel for a quality durable finish. 5 Shelf units are available in the following sizes: 36X12X85, 36X15X85, 36X18X85 and 36X24X85. We will contact you and give you a shipping quote before finalizing your order. If you need a custom size steel shelf please contact us and we can work up a quote for a shelving unit to suit your needs.