Hey All,
New to Black Guns... Picked up a DPMS LR AR 10 308 M2
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Going to rig it as a long range hunter (that is inside 500 yards)...
Putting a Bushnell 4.5-20x50 Mil Dot on it...
I need to swap out the Gas Block sight, I do not want to spend another arm & a leg on one...
Suggestions...