Disgruntled Seabee Well-Known Member Benefactor Life Member Joined Mar 30, 2019 Messages 3,964 Location NC Rating - 100% 61 0 0 Jul 31, 2019 #1 I'm about 50\50 right now on this. I don't know if I want to try to co-witness the USP with the front sight post of the gas piston upper or if it'll be a waste of time? Thoughts? Has anyone tried this with a reflex?
I'm about 50\50 right now on this. I don't know if I want to try to co-witness the USP with the front sight post of the gas piston upper or if it'll be a waste of time? Thoughts? Has anyone tried this with a reflex?