This Atlas Master HO Scale ACF 6-Bay Cylindrical Hopper is based on cars introduced by ACF in 1961 and built through 1966. These cars were the first commercially successful tank-type covered hopper design and served industries hauling grain, sand, clay, plastics, salt and more. These models feature accurate details, 100-ton trucks with free-rolling wheelsets, fine paint, crisp lettering and AccuMate(R) magnetic knuckle couplers. This ACF Cylindrical Hopper is one of many