The Cambro EXHD244870V4480 is a high-density mobile shelving unit designed for durability and versatility. Measuring 24"W x 48"L x 70"H, this all-plastic unit features four tiers and can withstand extreme temperatures ranging from -36°F (-38°C) to 190°F (88°C). It includes four vented polypropylene shelf plates equipped with Camguard® antimicrobial protection to ensure a hygienic storage environment. The unit comes with two pre-assembled post kits, eight universal traverses, and four bags of dovetails (eight left, eight right) for easy assembly. It is supported by four high-density casters and bumpers for mobility and stability. With a maximum capacity of 900 lbs, this speckled gray shelving unit is NSF certified, making it ideal for various commercial applications. Please note that this product is part of a new line and is not compatible with original Elements Series products.