Each car in this easy-to-build HO Scale Pullman-Standard 4750 3-Bay Covered Hopper 3-Pack set of plastic freight car kits from Accurail features a one-piece body with details molded in place. It's based on very widely used cars built beginning in the 1960s and in use into the 2020s, making it a great addition to your diesel-era freight trains. Decorated models feature authentic paint and lettering schemes with end reporting marks. This three pack includes three cars, each with a unique roadnumber and/or scheme. In addition, the trucks feature nonmagnetic axles, engineering plastic wheels. The car features pre-drilled holes for the supplied AccuMate magnetic knuckle couplers. This kit is ideal for novice builders or seasoned modelers looking to expand their car fleets. The Pullman-Standard 4750 3-Bay Covered Hopper is one of many Accurail hopper car kits.