The Cambro EXU184284V5480 42" NSF 5-Tier Polymer Shelf Kit from the Camshelving® Elements® XTRA series is designed for high-performance commercial kitchen storage. Built with vented, reinforced polypropylene shelf plates, this unit promotes airflow to maintain perishable freshness while reducing moisture buildup. With a temperature range from -36°F to 190°F, it’s perfect for walk-in coolers, dry storage, or prep areas. Each of the 5 warewashable shelves supports up to 800 lbs, while the full unit can handle a 2,400-lb capacity, making it ideal for restaurants, catering, or industrial kitchens. The speckled gray finish and Camguard antimicrobial protection ensure hygienic, long-lasting use, while the 4 composite posts with leveling feet provide stability. Preassembled post connectors and wedges simplify installation, and 10 universal traverses offer customizable expansion options. Whether you need a starter unit for a new kitchen or a replacement for existing shelving, this Cambro product delivers durability, efficiency, and compliance with NSF standards—key factors for professional foodservice operators.