HO Scale 72 ft Cars made by CON-COR with the authentic colors (yellow/green/silver) of the Chicago & North Western railroad. They have realistic details and are compatible with all popular brands of HO trains.  They are made of plastic material with a scale of 1:87. The cars are sold as is and are in original boxes showing the Con-Cor 30 Years Symbol1962 - 1992.  The original owner was a real HO enthusiast and took great care of his items.  The seven cars would make a great addition to your set.