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Re Re trapdoor question

Posted by Robert H Herzog on Thursday, 30 July 2020, at 1:03 p.m., in response to Re trapdoor question, posted by Dick Hosmer on Thursday, 30 July 2020, at 3:27 a.m.

I am sorry I was unclear. The threads are not tapered as pipe threads. The battel threads are square unlike pipe threads. The diameter of the barrel at the receiver end is smaller than the diameter at the forward barrel shoulder end.


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