Bowser HO Scale ready-to-run Trinity RAF53C 5-Unit Spine Car Sets are based on cars used for hauling intermodal containers and trailers. Introduced in the 1990s, the articulated-platform cars are great for modeling intermodal consists on your 1990s and later model railroad. These layout-ready cars feature accurate decoration, molded details, etched-metal walkways, free-rolling trucks with metal wheels and magnetic knuckle couplers. The Trinity RAF53C 5-Unit Spine Car Set is a great addition to your modern-era car fleet. This Spine Car Set is part of the entire line of Bowser HO Scale ready-to-run freight cars.