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I saw alot of gladiator stuff are on sale on homedepot.com
Here are some examples
30" shelf for $ 22.40
http://m.homedepot.com/p/Gladiato…/204280744
24" wire shelf for $ 13.30
http://m.homedepot.com/p/Gladiato…/204280732
There are more, but some are not so slick…just keep browsing