40 Steam era box car - Union Pacific #125797 - HO scale. This steam era box car from the 1930s - 1950s features a prototypical paint scheme, and is the perfect addition to your old time rail road. Features include: highly detailed painted body with precision graphics, blackened machined-metal wheels with RP25 contours, magnetically operated body mounted E-Mate couplers, Blackened-brass axles with needlepoint bearings, Celcon trucks, and has added weight for optimum tracking.