Been shooting my Kibler .40 since spring of 2021. Sighted dead nuts on at 50 yds. 40gr FFFg Goex, drill patch, spit lube and a .395 home cast ball. From the bench on a calm day, it groups under 2 3/4" at 100 yds. 50 yds is sub 1" groups. Did my cold clean barrel POI test at 50 yds (first shot of...