Bowser HO Scale ready-to-run 70-Ton 14-Panel 3-Bay Hoppers are based on typical cars used by many railroads across the continent for hauling coal and aggregates. These layout-ready cars feature accurate decoration, molded details, free-rolling trucks with metal wheels and magnetic knuckle couplers. The 70-Ton 14-Panel 3-Bay Hopper is a great addition to your 1950s and later diesel-era car fleet. Check out the entire line of Bowser HO Scale ready-to-run hoppers.