The Cambro CPU212472VS4480 is a durable and versatile shelving unit designed for optimal storage in various environments. Measuring 21"W x 24"L x 72"H, this 4-tier Camshelving® Premium Starter Unit is built to withstand extreme temperatures ranging from -36°F (-38°C) to 190°F (88°C). It features three vented and one solid polypropylene shelf plate, all equipped with Camguard® antimicrobial protection to ensure cleanliness and safety. The unit includes two pre-assembled post kits made of steel with a polypropylene exterior for enhanced durability, along with eight traverses and molded-in dovetails for easy assembly. Each shelf can support up to 800 lbs, with a total maximum capacity of 2,000 lbs, making it ideal for heavy-duty storage needs. The speckled gray finish adds a professional touch, and the unit is NSF certified for food safety.