12 metal storage rack units. All are sturdy but some are industrial steel and extremely sturdy. Each unit can hold a lot of weight on it. The item “12 Metal Shelving Storage Units” is in sale since Sunday, June 25, 2017. This item is in the category “Business & Industrial\Material Handling\Shelving & Storage\Shelving Units”. The seller is “selling4u!” and is located in East Brunswick, New Jersey. This item can’t be shipped, the buyer must pick up the item.