Baggage – Silver Buffalo. Coach – Silver Shield. Vista – Silver Scene. Observation – Silver Star. RailKing Passenger Cars are available in the popular 60′ Streamlined and Madison style bodies. Configured in 4-car, 2-car and single-car configurations, each type features car interior detail, overhead interior lighting, end-of-car diaphragms and intricate under-car detail. All configurations are mounted atop die-cast metal 4 or 6-wheel trucks with operating metal couplers, metal wheels and metal axles. Designed to bring authenticity and smooth performing operation to any O Gauge layout, modelers will find no finer O Gauge value than RailKing Passenger Cars. Intricately Detailed, Durable ABS Bodies. Colorful, Attractive Paint Schemes. Metal Wheels and Axles. (2) Operating Die-Cast Metal Couplers. 4-Car Sets Feature: (1) Baggage, (2) Coaches, (1) Observation. Unit Measures: 68 3/4 x 2 5/8 x 3 5/16. Operates On O-31 Curves.