This 4-tier wire shelving unit adds organized storage for garage shelving, pantry shelves, kitchen supplies, tools, and commercial equipment while making better use of vertical space. The freestanding rectangular frame measures 71.8 in. H x 59 in. W x 17.7 in. D and is built from thickened carbon steel with reinforced wire shelves for a total load capacity of up to 1,760 lbs, or 440 lbs per shelf when evenly distributed. Adjustable shelf heights let you customize the storage shelves for bins, small appliances, boxes, and irregular items, while the open wire design helps improve visibility and airflow. Four 4-inch locking casters allow smooth movement across concrete, tile, or hardwood, and the included leveling feet let you switch from a rolling rack to a stationary metal shelving unit for use in the garage, pantry, kitchen, closet, basement, office, or light commercial spaces.