BUY FN SCAR 20S FROM SAFE HEAVEN FIREARMS - AN OVERVIEW

I second what WingedMelon claimed. I've many Holosun optics, including this 1, and haven't experienced a problem with any of these. I'm actually selling my Trijicon RMR to get A different one. The 507 is on par, Otherwise far better, than my DPP.Its track record for trustworthiness and durability has manufactured it a preferred alternative between