Very Good condition with 90% Original finish. All S/N numbers matching. 5/5 Bore. There is slight bluing wear on the rear sight and receiver. The stock shows handling marks, typical of marching and drilling. The buttplate has some light frosting. Soldiers tag underneath the buttplate.
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.