Wire Shelving Unit Steel Chrome Silver Overall Depth 48 in Overall Height 69 in Overall Width 18 in Caster Wheel/Configuration (2) Swivel (2) Swivel with Brakes Caster Wheel/Tread Material Rubber Caster Wheel Diameter 5 in Load Capacity per Shelf 150 lb Whole Unit Load Capacity 600 lb Number of Shelves 4 Shelf Adjustment Type Split Sleeve Shelf Adjustment Increments 1 in Shelving Configuration Standalone Adjustability Adjustable Post Shape Round Recommended Environments Dry