Ironton Wire Shelving System- 5-Shelf 250-lb. Cap Per Shelf 36inWx18inDx72inH - Walmart.com
Kobalt Bolted Steel Heavy Duty 4-Tier Utility Shelving Unit (84-in W x 24-in D x 84-in H) in the Freestanding Shelving Units department at Lowes.com
Amazon.com: Raybee Garage Shelving Adjustable Garage Storage Shelves 4 Tier Metal Shelving Unit Industrial Metal Shelves for Storage Garage Shelf Storage Rack for Pantry Black 27.5" W x 13.8" D x 57"