The Cambro EXHD184270V4480 is a high-density mobile shelving unit designed for maximum efficiency and durability. Measuring 18"W x 42"L x 70"H, this all-plastic unit features four tiers and is capable of withstanding extreme temperatures from -36°F (-38°C) to 190°F (88°C). It includes four vented polypropylene shelf plates enhanced with Camguard® antimicrobial protection, ensuring a hygienic storage solution. The unit comes with two pre-assembled post kits, eight universal traverses, and four bags of dovetails (eight left, eight right) for easy assembly. Equipped with four high-density casters and bumpers, it offers mobility and stability. With a maximum capacity of 900 lbs, this speckled gray shelving unit is NSF certified, making it ideal for various commercial environments. Please note that this product is part of a new line and is not compatible with original Elements Series products.