The Accurail HO #8014 3 Pack USRA 55-Ton 2-Bay Hopper ATSF is a set of model trains designed for use with HO scale railroads. Made of plastic in a brown color, this rolling stock is a detailed replica of a United States Railroad Administration (USRA) 55-ton hopper with two bays, featuring the ATSF (American Santa Fe) logo. The 1:87 scale accurately captures the size and appearance of the real-life train, making it a perfect addition to any model railroad enthusiast's collection.