So what is the thread and is this a better thread than 1/2 by 28 or is it the same? (I own a Ti-rant and want to use it on the gun if I buy one.) I'm guessing I would need an adapter.

Question

So what is the thread and is this a better thread than 1/2 by 28 or is it the same?   (I own a Ti-rant and want to use it on the gun if I buy one.)  I'm guessing I would need an adapter.

Randy I. · Answer

I have found references to 2 different sizes I suggest you contact Sig https://www.sigsauer.com/customer-service-contact

James G. · Answer

Hi Justin and welcome. This new model uses a 13.5×1 metric left hand thread pitch. Details here - https://www.warriorproject.pl/en/firearms/145-sig-sauer-mpx.html#:~:text=There%20are%20three%20barrel%20lengths,thread%20pitch%20for%20their%20barrels.

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