I am starting to believe that all this variance in accuracy when it comes to box stock X5 Legions, X5s, and X5 Max Sig P320s, has every thing to do with barrel to slide lock up.  I am curious as to what recoil spring and how old that recoil spring is with all the people who are having accuracy issues are using.  I would be willing to bet its something less than a 14# recoil spring.  Maybe something to check out if you are having accuracy issues.   I just purchased an X5 Max, and out of