The MTH Rail King O Gauge Milwaukee Road 4-car 60' Streamlined Passenger Set 30-1489p is a detailed model train passenger car set designed by MTH in a 1:48 scale. The set includes four orange plastic cars that are powered by AC and operate on a Three-Rail System. Perfect for model railroad enthusiasts, this O Gauge passenger set accurately captures the essence of the Milwaukee Road's streamlined passenger cars from the past.