This sale is for a vintage tower. I believe they are to be used with an O scale, Plasticville USA by Bachmann, I really do not know much about these, good used condition, no cracks, no chips, no crazing came out of a box in the barn, dirty and needs to be cleaned, what you see is exactly what you get, will be taken apart if necessary for shipping safely, measures approximately 4" wide x 4 3/4" deep x 6 1/4" high, from a smoke free home.