POTD: Underground Tactics - The Polish SGM's Bent Barrel

Summary

This article from The Firearm Blog features a Polish wz 43 machine gun, a licensed version of the Soviet SG-43 Goryunov chambered in 7.62x54mmR, observed at the Military Museum in Wrocław, Poland. The specific variant showcases a unique curved barrel modification designed for firing around corners from fixed defensive positions in post-war fortifications, a tactical necessity during the Cold War.