it's a tacticool stock and quick detach mount so I doubt the zero will hold perfectly but considering that I ran out of downward adjustment on this mount and still hit 18 inches high at 100 yards then anything is an improvement. I was getting a little more advice on another forum so I decided to go with 1/8 inch hole plugs from midway. I do believe that the forward screw goes into the chamber but I'm afraid I don't know what blind means.
ignore my complete lack of capitalization. I still have no problem correcting your grammar.
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