This guide details the conversion process of the Chinese Sten Gun to fire 7.62x25mm Tokarev ammunition. Key modifications include replacing the barrel with a longer 10.5-inch version and adapting the magazine well for PPS-43 magazines. The internal bolt and recoil spring generally remain the same, leveraging the similar case head dimensions of the 9mm Parabellum and 7.62x25mm Tokarev cartridges. Expert analysis from Ian McCollum highlights the historical context and technical aspects of these wartime modifications.
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