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BPM CQC 300 BLK pistol and AAC SR-7 silencer.

BPM CQC 300 BLK pistol and AAC SR-7 silencer. First, let’s address some terminology. The silencer was invented around 1902 and patened in March 1909 by an American inventor Hiram Percy Maxim, son of Hiram Stevens Maxim who invented the Maxim gun. Maxim called the invention the Maxim Silencer. As a side, note the muffler […]

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