The Cambro CPA184864S4480 is a versatile Camshelving® Premium Add-On Unit designed for durability and efficiency. Measuring 18"W x 48"L x 64"H, this 4-tier shelving unit is constructed with solid polypropylene shelf plates that feature Camguard® antimicrobial protection, ensuring a hygienic storage solution. It can withstand extreme temperatures ranging from -36°F (-38°C) to 190°F (88°C), making it suitable for various environments. The unit includes a pre-assembled post kit with steel posts coated in polypropylene for added strength and durability. With a capacity of 800 lbs. per shelf and a maximum weight capacity of 2,000 lbs., this shelving unit is ideal for heavy-duty storage needs. Finished in a speckled gray color, it is NSF certified for safety and quality.