The Lionel 6-21872 O Gauge Chesapeake & Ohio Offset 2-Bay Hopper is a set of three model trains designed for collectors and hobbyists aged 17 years and up. This particular hopper car features the iconic Chesapeake & Ohio railroad branding and is meticulously detailed to resemble the real-life trains. Made by the trusted brand Lionel, this model train set is a must-have for any model railroad enthusiast looking to expand their collection with high-quality and authentic pieces.