Comprised of genuine steel pipes and malleable iron flanges, these heavy-duty wall shelf brackets make an excellent addition to any room in your home. These are not your typical DIY wall shelves-industrial-grade pipes allow you to create a project that will stand the test of time. Pair with any shelf top for a statement piece that can support books, trinkets and more. Each piece in this industrial shelf bracket kit is the standard size and weight used in industrial pipe applications. Because our products are made from authentic malleable iron and black steel, they require cleaning and sealing prior to use. All our pipes come coated with protective oil to prevent rust during transit. Step-by-step cleaning instructions are included in every order. This pipe decor kit comes with all necessary pipes, fittings, and hardware needed for assembly. Shelf top is not included.