About ar15 lowers
Hey fellas, fantastic writeup. I've created quite a few lowers but no uppers So far. What I really need to accomplish is install adjustable gasoline blocks on to 2 overgassed rifles that I have.The aluminum alloy 6061-T6 just isn't MIL SPEC, but don’t Permit any one let you know that it isn’t adequate for the up coming rifle. It is more cost-ef