Intricately Detailed Durable ABS Body Metal Wheels and Axles Die-Cast Sprung Metal 4-Wheel Trucks Operating Die-Cast Metal Couplers Colorful, Attractive Paint Schemes Fast-Angle Wheel Sets Needle-Point Axles 1:48 Scale Dimensions O Scale Kadee Compatible Coupler Mounting Pads Each Car Contains (2) Removable 1/43 M3 Scout Car Each Car Individually Numbered Each Car Measures:14 1/2" x 2 1/2" x 4 1/2" Operates On O-31 Curves