The Cambro CPHU213675V4480 is a high-density mobile shelving unit designed for durability and versatility. Measuring 21"W x 36"L x 75"H, this 4-tier unit is built to withstand extreme temperatures ranging from -36°F (-38°C) to 190°F (88°C), making it ideal for various environments. It features four vented polypropylene shelf plates that include Camguard® antimicrobial protection, ensuring a hygienic storage solution. The unit comes with two pre-assembled post kits made of steel with a polypropylene exterior for added strength. Included are eight traverses with molded-in dovetails for easy assembly, along with four high-density casters and bumpers for mobility and protection. With a maximum capacity of 900 lbs., this speckled gray shelving unit is NSF certified, ensuring it meets strict public health standards.