SIGforum
Sig 320 trigger improvements

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https://sigforum.com/eve/forums/a/tpc/f/430601935/m/6870073005

April 27, 2023, 06:10 PM
ACP1
Sig 320 trigger improvements
My 320 AXG has a very unsatisfactory trigger pull. Way to hard. Any good things available for improving it? It currently measures around 4 lbs. It is just a range gun and I would like around 2 lbs. of pull.
April 27, 2023, 10:14 PM
YooperSigs
Ok! I gotta say that 2 pounds is too light for me. I would be quite happy with 4 pounds. The people at GrayGuns or the Sig Armorer would be able to shed more light on your trigger weight question.


End of Earth: 2 Miles
Upper Peninsula: 4 Miles
April 27, 2023, 10:18 PM
Pete K
I like the Apex set up.
Reduced take up, crisp 4 pound break and over-travel is eliminated.
April 28, 2023, 05:11 AM
ulsterman
I have the Grayguns hybrid in one and the Apex in the other, factory flat trigger in the 3rd.

I prefer the Grayguns, feels smoother and it breaks better. I rate the Apex 3rd of all 3. It's not a bad trigger, just doesn't work for me.

I'm putting the Armory Craft "positive trigger reset spring" in the one with the Grayguns to see what that does.
May 05, 2023, 01:20 AM
dry-fly
Armory Craft with the increased “strength” trigger return spring is the ticket


"Attack life, it's going to kill you anyway." Steve McQueen...
May 05, 2023, 02:23 AM
mikey357
quote:
Originally posted by dry-fly:
Armory Craft with the increased “strength” trigger return spring is the ticket


About what does the weight of Trigger Pull end up at with this set-up?
May 05, 2023, 09:15 AM
dry-fly
^^ That, I couldn’t tell you for sure. To me it mostly improves the trigger feel. It’s not just “mush” all the way through anymore, if you get what I’m describing. Travel is reduced as well.


"Attack life, it's going to kill you anyway." Steve McQueen...
May 05, 2023, 02:33 PM
Paten
According to the Armory Craft website you would want to install the SIG P320 Action / Trigger Pull Reduction Spring Tuning Kit to reduce the trigger pull from .5 to 2lbs.

Sig Guy has an install video for it on YouTube.



You know, I don't know if the SIGGUY who posts in this forum is the Sig Guy who posts on YouTube and FaceBook.
May 12, 2023, 04:54 AM
valkyrie1
I just added the Armory Craft trigger return spring to my 320c with the Apex flat trigger and bar. The reset is crisper but overall besides the flat trigger shoe I think its still not worth the money, it just has a weird feel to it. Maybe I just need to shoot it a bunch and we will see
May 12, 2023, 05:51 AM
Paten
Maybe because the trigger return spring only affects the reset and not the trigger pull. Look into possibly replacing the rest of the springs.