The Cambro CBU215464VS4580 is a durable all-plastic shelving unit designed for versatility and strength. Measuring 21"W x 54"L x 64"H, this Camshelving® Basics Plus Starter Unit features four tiers, including three vented and one solid polypropylene shelf plate, all equipped with Camguard® antimicrobial protection to ensure hygiene. 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 four composite posts with leveling feet for stability, pre-assembled post connectors and wedges for easy setup, 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 unit capacity of 1,800 lbs. Finished in brushed graphite, this shelving unit is NSF certified for safety and quality.