Amazon offers Prime members the Edsal 7-Shelf Commercial Steel Shelving Unit
, model no. HC30127, for $20.67
with free shipping
. (Non-members can spend $35 or more to qualify for free shipping; otherwise it adds $20.74.) That's $5 under our January mention and the lowest total price we could find by $5. (Most merchants charge $40 or more.) It measures 30" x 60" x 12" and holds up to 600 lbs.