This Reading 36" Wide Vision Caboose (#94119) is a Premium HO Scale Model from the Bachmann Silver Series Suitable for Ages 8 and Older, Blackened, machined-metal wheels with RP25 contours, Magnetically operated, body mounted E-Z Mate couplers, Realistically detailed Barber caboose trucks molded in black Celcon material, Non-magnetic, blackened-brass axles with needlepoint bearings, Exterior braces complete with rivet detail, Detailed brake wheels and smoke jack, Accurately molded plastic body shell prototypically painted green and yellow with crisp green and yellow print: Reading, 94119 Added steel weight for optimum tracking, Includes: (1) Caboose, Scale: HO 1:87, Length: 4-3/4"" (121mm), Width: 1-1/4"" (32mm), Height: 2-1/8"" (55mm) SKU: SPWS863