SIG Prototype 1924-25 Rifles
Ian McCollum, an expert in historical firearms, provides an in-depth look at two rare SIG prototype semi-automatic rifles from 1924 and 1925. The video details their distinct mechanical designs, including the gas-operated 1924 model with a rotating bolt and the short-recoil 1925 model featuring a takedown design and rotating barrel lock-up. This analysis highlights early SIG innovation in rifle development for Swiss military trials.





