Santa Fe ATSF O Gauge RailKing Silver Plated 2-Car 60′ Streamlined Sleeper/Diner – NEW – NEVER OPENED. Cab/Car Number: Regal Ruby, 1505. Product Type: Passenger Car. Intricately Detailed, Durable ABS Bodies. Colorful, Attractive Paint Schemes. Metal Wheels and Axles. (2) Operating Die-Cast Metal Couplers. 2-Car Sets Feature (1) Sleeper, (1) Diner. Unit Measures: 34 6/16″ x 2 5/8″ x 3 5/16. Operates On O-31 Curves.