The VOLLMER 2511B HO SCALE Iron Girder Bridge Plastic Model Kit is a vintage plastic model kit from Germany. It is a 1:87 scale model of a multicolor iron girder bridge that can be used in model railroads and trains. The set includes the bridge parts and accessories needed to assemble it. The brand is Vollmer and the gauge is HO. Please take a look at the detailed pictures. They will provide the best description.