The Rivarossi 6991 Freight Car set includes a hopper, reefer, caboose, and box gondola, all in 1:87 scale and HO gauge. This vintage set is rare and comes in its original packaging, making it a valuable addition to any model railroad collection. The brand, Rivarossi, is known for producing high-quality train accessories, and this set lives up to that reputation with its detailed and authentic design.