This Atlas Trainman Bay Window Caboose features a detailed injection-molded body, realistic decoration, separately applied see-through running boards, window awnings, window glazing, smoke stack, brake wheels and roof grab irons. This car is ready to run on your 3-rail O Gauge railroad. The Bay Window Caboose requires O-31 minimum diameter curves and comes equipped with interior lighting, premium die-cast couplers and friction bearing caboose trucks.