The Cambro CPA213684VS4PKG is a versatile Camshelving® Premium Add-On Unit designed for durability and efficiency. Measuring 21"W x 36"L x 84"H, this 4-tier shelving 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 a hygienic storage environment. The unit includes an unassembled post kit, with posts made of robust steel and a polypropylene exterior for added resilience. 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. The speckled gray finish adds a professional touch, and the unit is NSF certified for safety and quality.