Extractor retention screw

[Dean Romig]

I think he means the extractor rod stop screw in the lug.





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[hugh rather]

This is a top lever hammer gun with an extractor.

[edgarspencer]

40 tpi. I'm going with #4, but I can't find my gauge, and a 6-40 won't start.

edit. Chart says Nominal is .112, and the screw I'm holding is .112, so yup, 4-40