The Cambro EXA213084VS4480 30" XTRA Add-On Shelving Kit is a premium solution for commercial kitchens, walk-in coolers, and dishwashing areas. Engineered with Cambro’s proprietary Camguard® antimicrobial protection, this 4-tier polymer shelving unit resists bacteria, mold, and fungus growth, ensuring superior hygiene in high-moisture environments. Its polypropylene construction supports temperatures from -36° to 190°F, making it durable enough for freezer, refrigeration, and hot zones alike. With a total capacity of 2,400 lbs. (800 lbs. per shelf) and dishwasher-safe shelf plates and traverses, this unit is designed for easy cleaning and long-lasting performance. The included two composite posts with leveling feet ensure stability on uneven flooring, while 8 universal traverses and 4 bags of dovetails allow for customizable configurations. Whether you're upgrading an existing shelving system or building a new one, this Cambro XTRA kit delivers robust storage with antimicrobial protection, making it a top choice for professional kitchens prioritizing hygiene and efficiency.