Your mark 3 jams? Guess you got a bad one (or batch?). I polished my bolt and the bolt goes back smooth like butter. Feeds anything. Even cycles and feeds most of the time with CCI Quiets.
Same here. No FTF's or FTE's with my MKIII. Buddy has no trouble with his MKII either.Your mark 3 jams? Guess you got a bad one (or batch?). I polished my bolt and the bolt goes back smooth like butter. Feeds anything. Even cycles and feeds most of the time with CCI Quiets.



























