High-grade nickel silver alloy rails stay clean longer

This is an Atlas 20003236 HO Scale New Haven 1937 AAR 40' Box Car Kit #31728

and an on/off switch at the bottom of the chassis

Kadee knuckle coupler

The Trainz SKU for this item is P12375558

MTH 20-93518 O Gauge Amtrak Phase IV Mail Box Car #1556 DwDetails-2.20-1.12-12.00-10.00-4.00-1 High-grade nickel silver alloy railsHere is an MTH 20 93518 O Gauge Amtrak Phase IV Mail Box Car #1556. Features include: Intricately Detailed Durable ABS Body Metal Wheels and Axles Diecast 4 Wheel Trucks Operating Diecast Metal Couplers Colorful, Attractive Paint Schemes Decorative Brake Wheels Separate Metal Handrails Fast Angle Wheel Sets Needle Point Axles Sliding Car Doors 1: 48 Scale Dimensions Unit Measures: 16 1 2" x 2 1 2" x 3 1 2" Operates On O 42 Curves Condition: Factory