CHICAGO & NORTH WESTERN 3RL ATLAS PREMIER O 3-BAY CENTERFLOW HOPPER CHICAGO & NORTH WESTERN 172181 (GREEN/YELLOW) ITEM# 3009956 Features: 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 Unit Measures:13 7/8" x 2 11/16" x 3 7/8" Operates On O-31 Curves (3-Rail)