All the hardware for mounting this organizer comes included, though you may want to enlist a friend whose handy with these sorts of things if you're not. Each kit includes seven 26-inch shelves, two 48-inch shelves, two 48-inch top rails, 19 brackets, five 47.5-inch uprights, two 25-inch upright extensions, and two hanging rods for you to set up however you'd like.
Promising review: "I have a small room in an apartment that I share with others that doesn't have a built-in closet and limited floor space, especially with the weird architecture. To maximize my space, I removed my armoire and replaced it with the Rubbermaid closet system and voilà — instant floor space since the Rubbermaid kit is dynamically taller and provides me extra floor space under the unit for storage. My tiny room feels huge." —V G
Get it from Amazon for $133.78 (originally $219.99, available in two colors, two sizes, and three styles)