This N scale shell is specifically designed for the
Showcase Miniature 0018 Power Truck which runs on Z scale track. It accepts MicroTrains 905 couplers. There is room for a DCC decoder or lead weights under the removable top.
GE made five, 20 Ton 0-4-0 Boxcabs in 1938 and six, identical, 23 Ton 0-4-0 Boxcabs in 1939.