Recently I made a decision to sell one of two extra scopes that I had, a 6-24 IOR or a US Optics 3.8-22. I sold the USoptics. I also have a 3-18x50 that is mounted on my AR10 - 260, Perfect for that gun. That said the one thing that bugs the heck out of me is the parallax adj. 1/4 turn travel...