THE 5-SECOND TRICK FOR AR-9 PISTOL 8.5″ BARREL 7″ M-LOK RAI

I second what WingedMelon claimed. I have a number of Holosun optics, which includes this 1, and have never experienced an issue with any of them. I am truly selling my Trijicon RMR to have A different one particular. The 507 is on par, if not superior, than my DPP.While it might be more expensive than other options within the market, its usefulnes