This 4mm. gauge USRA 2-8-8-2 Mallet Y6b locomotive fleet number 342 in weathered Pennsylvania livery was released by Rivarossi (cat. ref. 1238). The locomotive is in good running order and condition although there is some corrosion on the ladder to the rear of the tender. The forward facing lamp is in working order. The locomotive has its original Rivarossi plastic storage box including the transparent lid (which has a longitudinal crack). There is no documentation in the box.