The Metro MF-213074G-S-4 is a durable all-plastic shelving unit designed for maximum efficiency and hygiene. Measuring 30"W x 21"D x 74"H, this MetroMax® 4 Starter Shelving Unit features four open grid shelves made from robust all-polymer material, each capable of supporting up to 800 lbs, with a total unit capacity of 2000 lbs. The removable shelf mats facilitate easy cleaning and maintenance. Included are four wedge connectors for secure shelf assembly and four sturdy polymer posts for stability. Enhanced with Microban antimicrobial product protection, this shelving unit helps inhibit the growth of bacteria and mold. It is NSF certified, ensuring it meets strict public health standards.