Prototype: New York Central Railroad (NYC) type 19000 caboose. Version with walls of built-up boards.Model: Era III, Metal frame and detailed underbody. Braking system, handrails, grab irons, and other details separately applied. Detailed trucks, NMRA RP 25 wheels. NEM coupler pockets and close coupler mechanism, couplers compatible with the Kadee System. Length over the couplers 145 mm / 5-11/16