The Cambro EXA213664S4480 4-Tier Polymer Shelf Kit is a versatile and durable solution for commercial kitchens, walk-in coolers, and dry storage. Part of the Camshelving® Elements XTRA series, this add-on shelving unit features four solid, reinforced polypropylene shelf plates with built-in Camguard® antimicrobial protection, inhibiting the growth of bacteria, fungus, and mold. Designed for heavy-duty use, this shelf kit supports a maximum unit capacity of 2,400 lbs. with an 800-lb. shelf capacity per plate, making it ideal for storing pots, pans, and other heavy kitchen equipment. The two composite posts with leveling feet ensure stability, even on unlevel ground, while the 8 universal and adjustable traverses and 4 bags of dovetails (8 left and 8 right) allow for customizable configurations. Dishwasher-safe traverses and shelf plates make cleaning a breeze, and the unit can withstand temperatures between -36 and 190 degrees F, making it suitable for a wide range of commercial applications. Whether you're outfitting a walk-in cooler, a dishwashing area, or a front-of-house storage space, this shelf kit combines durability, hygiene, and functionality to meet the demands of professional kitchens. Its NSF rating and polymer construction ensure long-lasting performance, making it a reliable choice for commercial kitchen storage.