Barrel Pictures and a question about marks in barrel
#1
Good day, horde.
I wanted to tap collective expertise on what I'm seeing. The Grendel has made me an learn a lot on accuracy work, etc.

As part of the adventure, I bought one of the teslong endascope.

Barrel is heavy profile criterion, 12.5 inch with carbine + 1 inch gas system about 800 rounds through it. Not abused. The most that I have done is a 20 round string and then allowed cool down.

These lines are approximately 2 inches forward of where the rifling starts in the chamber.

I appreciate inputs from others with more experience looking inside their bore with a camera.

Chad[ATTACH=CONFIG]16509[/ATTACH][ATTACH=CONFIG]16510[/ATTACH][ATTACH=CONFIG]16509[/ATTACH][ATTACH=CONFIG]16510[/ATTACH]


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Barrel Pictures and a question about marks in barrel - by csmith - 07-26-2020, 12:55 PM

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