The Athearn HO GP35 CN 9306 Blue Box Shell Diesel Locomotive is a pre-built model designed for model railroads and trains enthusiasts. Made from plastic with a scale of 1:87, this CANADIAN NATIONAL branded locomotive features a realistic painted shell in a transportation-themed design. Standing at 2 inches tall, this ready-to-go locomotive runs on a two-rail system, making it an ideal addition to any HO scale model railroad collection. Perfect for hobbyists aged 17 years and up, this Athearn model captures the essence of railroads and trains with its detailed craftsmanship and accurate design.