The Cambro CBA185472VS4580 is a durable all-plastic shelving unit designed for versatile storage solutions. Measuring 18"W x 54"L x 72"H, this 4-tier Camshelving® Basics Plus Add-On Unit is engineered to withstand extreme temperatures ranging from -36°F (-38°C) to 190°F (88°C). It features three vented and one solid polypropylene shelf plates, all equipped with Camguard® antimicrobial protection to ensure a hygienic storage environment. The unit includes two composite posts with leveling feet for stability, pre-assembled post connectors and wedges for easy assembly, and eight traverses along with four bags of dovetails (four each A & B) for secure shelf placement. Each shelf has a capacity of 600 lbs (400 lbs for the top shelf), with a maximum weight capacity of 1,800 lbs. Finished in brushed graphite, this shelving unit is NSF certified, making it suitable for various commercial applications.