BigBets Posted November 11, 2015 Share Posted November 11, 2015 I am currently in the process of having an open gun built and am looking to shoot in both 3 gun maybe around 140 PF and occasionally in uspsa major. I am looking for comp/barrel/popple hole setup suggestions so that I can run both and have a consistent returning dot Thanks Jacob Link to comment Share on other sites More sharing options...
mike_pinto Posted November 11, 2015 Share Posted November 11, 2015 (edited) I have a BlackDog 9mm open gun that shoots both very well. I have a longer Stainless 7 port comp that's very heavy. I have to run 115's at about 170 PF to stabilize the dot but it'll shoot minor loads without as much as a spring change. I think the weight helps. It's a 5.4 Shumann with no holes. YMMV. Edited November 11, 2015 by mike_pinto Link to comment Share on other sites More sharing options...
Hi-Power Jack Posted November 11, 2015 Share Posted November 11, 2015 My TruBor, with a 10 lb spring, will shoot Major 9mm loads and PF 140 minor loads all day long - very accurate, too. Link to comment Share on other sites More sharing options...
Novock Posted November 11, 2015 Share Posted November 11, 2015 I run my 9mm major loads for both so i dont have to mess with my press.... my pistol doesnt shoot as flat with minor anyway. Link to comment Share on other sites More sharing options...
BigBets Posted November 12, 2015 Author Share Posted November 12, 2015 Are most running a 5.4 bull barrel threaded then? Link to comment Share on other sites More sharing options...
bch13mp Posted November 13, 2015 Share Posted November 13, 2015 I run my 9mm major loads for both so i dont have to mess with my press.... my pistol doesnt shoot as flat with minor anyway. I haven't changed to minor loads either, was thinking about it but the major just shoots so damn good! Link to comment Share on other sites More sharing options...
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