C-2120: Springfield Armory U.S. Model 1873 Trapdoor in 45/70 Govt. with 32 5/8" Barrel. This old black powder cartridge rifle features a smooth wood stock, two barrel bands, an exposed hammer, an adjustable rear sight, a post front sight, sling attachments and a parkerized finish. The gun is in very good condition. Estimated Value: Low: $900 High: $1,100