The Suomi KP/ -31 sub-gun sticks out amongst its peers, and I'm interested in its story. As I investigate the design and manufacturing background behind this Finnish gun, I uncover that the mix of ingenious functions like the high-capacity drum magazine and quick-change barrel made it a game-changer on https://gregorytyzu123344.bloguerosa.com/27560769/history-of-the-suomi-kp-31-sub-gun