MTH PREMIER BALTIMORE & OHIO “CINCINNATIAN”. 5 CAR 70′ ALUMINUM PASSENGER SET. O GAUGE 3 RAIL. Comes in original box. LIGHTS AND COUPLERS ARE WORKING.. BOX SAYS 15″ CARS BUT THEY ARE 18″. Baltimore & Ohio – Cincinnatian Features: 1 Baggage, 1 Observation. Silhouette Window Strips, Lighted Interiors, Operating Couplers. Metal Wheels and Axles – Overhead Interior Lighting – Die-Cast 4-Wheel Trucks – Fast-Angle Wheel Sets – Needle-Point Axles – 1:48 Scale Dimensions – Detailed Car Undercarriage – Sliding Baggage Car Doors – Unit Measures:18 EACH CAR- Operates On O-42 Curves.