Comments by "Ken ibn Anak" (@kenibnanak5554) on "Fritz Mann Model 1921: Chamber-Ring-Delayed Blowback" video.

  1. I wonder how those annular rings are cut into the chamber? They used a tiny lathe bit perhaps? But then how did they get it in without gouging the chamber walls? Wondering also if this would help tame slide speed on some of the modern pocket 9s.
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