Intricately Detailed, Durable ABS Bodies Colorful, Attractive Paint Scheme Metal Wheels and Axles Die-Cast 4-Wheel Trucks Fast-Angle Wheel Sets Needle-Point Axles(2) Operating Die-Cast Metal Couplers O Scale Kadee-Compatible Coupler Mounting Pads Detailed Brake Wheel Separate Metal Handrails (2) Removeable 48' Containers 1:48 Scale Dimensions Unit Measures: 28" x 2 7/16" x 4" Operates On O-31 Curves