This easy-to-build HO Scale 55-Ton Wood-Side 2-Bay Hopper plastic freight car kit by Accurail features a one-piece body with details molded in place. It′s based on the composite cars built during World War I when sheet steel was scarce. Decorated models feature authentic paint and lettering schemes with end reporting marks. In addition, the trucks feature nonmagnetic axles, engineering plastic wheels and AccuMate(R) magnetic knuckle couplers. This twin-bay hopper kit is ideal for novice builders or seasoned modelers looking to expand their car fleets. This hopper is one of many Accurail hopper car kits.