Husky 77 in. W x 78 in. H x 24 in. D Steel Garage Shelving Unit YMMV BM $79.99

I was at my local Home Depot in MD and they had a pallet of these shelving units on clearance for $80. They had one built and it seemed really sturdy.
http://www.homedepot.com/p/Husky-…/202251082