Intricately Detailed Durable ABS Body Metal Wheels and Axles Die-Cast 4-Wheel Trucks Operating Die-Cast Metal Couplers Colorful, Attractive Paint Schemes Fast-Angle Wheel Sets Needle-Point Axles 1:48 Scale Dimensions Removable Pipe Load O Scale Kadee Compatible Coupler Mounting Pads Unit Measures: 16" x 2 5/8" x 2 1/2" Operates On O-42 Curves