Excellent condition with 99% original finish. Bore graded 5/5 with Beech stock graded 5/5. Soldier's tag found under buttplate. Installed is a W+F BERN diopter rear sight along with a front sight modified to diopter-only by Burgin & Co., Basel, Switzerland. Handguard has several contest participation stickers as well as armory stickers. Includes a sling.
The Karabiner Model 1931 (K31) is a magazine fed, straight pull, bolt action rifle chambered in 7.5x55mm Swiss Gewehrpatrone 1911 (GP11) that was the standard issue rifle of the Swiss Armed Forces from 1933 through 1958. The K31 was made by Eidgenossische Waffenfabrik Bern, a Swiss federal armory, and is one of the last carbines employed by the Swiss military that is based on the designs by Schmidt and Rubin.