MODEL FEATURES:: Fully assembled and ready-to-run Photo-etched roof walks Highly-detailed, injection molded body Painted and printed for realistic decoration Weighted for trouble-free operation Window packaging for easy viewing Interior plastic blister safely holds the model for convenient storage Body mounted McHenry scale knuckle spring couplers Machined metal wheels with RP25 contours operate on all popular brands of track All 4-packs come with unique road numbers