Costco - Edsal 4-Shelf Industrial Storage Shelving Unit, 77"W x 24"D x 72"H, Black - Retail $199

One of the posts is bent at the top. It may be able to be straightened out or used as is (you wouldn't be able to put a top shelf at the very top of the post, but the rest of the post is fine).

Product Details
Model: ER772472W4
Commercial steel shelving unit
4 shelves
Capacity: 2,000 lbs per shelf
Dimensions: 77"W x 24"D x 72"H
Black

SKU 2100