The Fermostock 4-tier expansion shelving kit (model 4R38B83-E) is a heavy-duty, stainless steel storage solution for commercial kitchens, food storage areas, and industrial settings. With an 83-inch height, 38-inch width, and 18-inch depth, this shelving unit can support up to 800 pounds per shelf. The tool-free assembly features adjustable composite feet, removable dishwasher-safe polymer inserts, and a durable 20-micron deep anodized aluminum finish that is NSF-certified to perform in temperatures ranging from -40° to 140°F. Manufactured in France, this high-quality shelving system is designed for reliable, long-lasting use in demanding commercial and industrial environments.