Here we have a. Lionel 19166 Northern Pacific 4-Car 15 Alum. FULL DOME Passenger Set O-Gauge. Like-New in the boxes. Cars are 15 Aluminum & Lighted! Please look at the pictures to see exactly what you will receive. Milepost 38 Toy Trains / Arnie’s Model Trains is the largest train center on the West Coast! Located in Orange County, CA. Open 6 Days a week!