The Walthers 932-5856 HO Scale Santa Fe #66438 50' DD OB Auto Box Car (unassembled) is a vintage model train accessory that replicates the Santa Fe railroad's box car. Made of plastic and operating on a two-rail system with analog control, this 1:87 scale piece is a classic addition to any HO scale model railroad. Perfect for transportation enthusiasts, this new in box item captures the nostalgia and detail of the iconic Santa Fe railway.