Containment Shelving Unit, Blue, Zinc-Plated, Frame Material Steel, Load Capacity per Shelf 250 lb, Whole Unit Load Capacity 1,000 lb, Number of Shelves 4, Overall Depth 24 in, Overall Height 84 in, Overall Width 36 in, Shelf Configuration Add-On, Shelf Style Solid, Shelving Material Steel, Assembled Unassembled, Shelving Gauge 16 ga, Post Gauge 16 ga, Shelf Adjustment Increments 1 1/2 in, Duty Rating Medium-Duty, Includes (16) Clips, (4) Braces, (4) Posts, Top Piece