Jan 19, 2016 · Recently purchased a Sig MPX Gen2 and have had one range session/cleaning. I want to SBR my MPX with the Sig collapsible stock, foregrip and suppressor. I've done research and traded messages with a few SigTalk members but I'm still a little confused on the process of going about this - I...

Apr 8, 2016 · My Silencerco Omega 9K arrived at my local dealer the other day, so I brought my MPX SBR (4.5" barrel) into the shop this morning to take pictures with it mounted. The whole package is ridiculously and beautifully short. The results: Omega 9K length compared to my old YHM Cobra 40 suppressor, which the Omega 9K is replacing:

Aug 25, 2024 · I just purchased my first Sig, an MCX Spear LT 300 BLK with a 9" barrel! It’s set to be delivered in a couple of days, and I'm planning to SBR it. I understand that I'll need to file a Form 1 for this. I want to get the stock that comes with the SBR versions of this rifle, I’m having trouble identifying the exact model.

Feb 1, 2017 · Also, once a SBR and you want to take your MPX across state lines you will need to file an ATF Form 5320. That takes 1-2 months to get approved. That takes 1-2 months to get approved. As noted, ATF regulations can be confusing and over the past 8 years many new regulations have been added or modified.

Mar 17, 2016 · "Wrong MPX model number". The ATF representative said to use what is stamped on the receiver - my receiver said "SIG MPX" and not SIG MPX-P which is on the SIG SAUER MPX provided paperwork & box. 2. "Applicant's Name". The applicant's name is the name of your trust - spelled out exactly as it's listed on your paper trust.

May 3, 2016 · MPX 8in SBR Hello, I have a MPX 8in SBR. I started with the MPX-P 8in Pistol and went that route and am very happy. The 8in barrel provides plenty of velocity and it can reach out and touch at 100m easily and accurately. After purchasing the MPX-P, I then started a NFA Trust via SilencerCo EasyTrust.

Sep 14, 2016 · I took the buy the pistol and Form 1 to SBR with a Gen 1 MPX (not interested in the other calibers anyway), and buy the SBR directly with a 9" .300 AAC MCX, so I'm trying both routes. I know in the latter, I had to drop a 25% down payment to the dealer to get them to order the gun, with the balance due on receipt of the gun from SIG and ...

Oct 25, 2023 · I need advice on the legal, proper order of purchasing and installing the parts to convert my MPX PCC Gen3 16" rifle into an 8" SBR with a Form 1 submission. I like how the MPX is modular, and the only parts I need are a new 8" barrel, handguard, and a …

Dec 9, 2019 · Sure, MCX/MPX M4 style stock is a folder, all though it's folded width is wider than SBR styles. I'm presently running MCX SBR with SIG's minimalist folder stock because it's folded length fits nicely in my small sling bag with its 6.75" 300Blk setup and SDR762 can mounted. Faxon sells those mag bands...

Apr 27, 2016 · I seem to see its about 3 monthes. But *** do I know. I'm right at 2 monthes so I slipped in the mpx just last night. 1st sbr efile was the pistol AR. wish I discovered the mpx greatness sooner I woulda filed that instead first. Oh well hope they batch approve both.