Modern Era MTH Rail King O Gauge 30-1129-1 Union Pacific UP Big Boy 4-8-8-4 steam locomotive and tender cab number 4020, 3-Rail with ProtoSound in original box. Train looks perfect C8++ very light run time. Box shows no wear, clean, bright, square and very solid. Please view the photos of the items in this lot carefully as they are being sold as they are shown in our photos with NO returns or refunds.