Comments by "mpetersen6" (@mpetersen6) on "Shpagin's Simplified Subgun: The PPSh-41" video.

  1.  @rikulappi9664  Not only does Sasha get to fire 15000 rounds on semi-automatic. He also gets to load all the rounds by hand into the mags.
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  2. They easily could have had a motor driven test stand with an offset pin that engaged the trigger with the gun locked in place.
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