4x bunnings metal shelves in beautiful zinc grain finish (they are galvanized)
they have 5 shelves and stand ~1.5m tall a bit like mechano so can be customize for shelve spacing, height, bolt several shelves together, etc.
some of the edges are a bit sharp, fine for shed use (i used them as bookshelves they work fine for that as well) available free and for nothing. pickup in west footascray
look like these but 5 shelves: