m1a sights

I plan on mounting a Trijicon RMR on my socom using the Hopco mount (replaces rear sight/housing). I want to completely remove my front sight too since it will be useless. I know I can just pull the sight off via allen screw but can I get a gas lock that will allow me to install a muzzle...

Well, I tried to zero in the iron sights on my M1a. I had problems with the scope , but it turns out the mount was not attached correctly. So, parts on order, what would it do with iron? Before going out, I did a bore sight. At the range it took 16 clicks to the right to make zero. It ended...