In my effort to try and find a slug that shoots OK (yeah ive Come to the point that OK has to be good enoug) ive burned through 33, 35, 37and 41gr zans, 33,49gr KO and KO mk2, NSA 43.5gr and some wildmans. That being said, I can get them to group well at 54m, but when I try out to 104m its a...