Sig MPX Suppressed

Published on September 29, 2015
Duration: 24:14

This guide details the field strip procedure for the Sig Sauer MPX, as demonstrated by Hickok45. It covers removing the handguard and barrel, and disassembling the bolt carrier group. The MPX utilizes a short-stroke gas piston system and a modular barrel design, allowing for easy component swaps. The expert demonstrates a practical approach to firearm maintenance.

Quick Summary

The Sig Sauer MPX features a reliable short-stroke gas piston system and a fully locking rotating bolt. Its modular barrel, secured by two screws, allows for easy caliber or length changes. The AR-style controls offer familiarity, and the gas system enhances performance, especially when suppressed, keeping the action cleaner than blowback designs.

Chapters

  1. 00:00Introduction to the Sig MPX
  2. 01:35Controls and Ergonomics
  3. 02:45Field Strip and Internal Mechanics
  4. 05:50Modular Barrel System
  5. 09:00Suppressed Shooting Performance
  6. 12:00Comparison and Utility

Frequently Asked Questions

What type of operating system does the Sig MPX use?

The Sig MPX utilizes a short-stroke gas piston system, which is known for its reliability and cleaner operation compared to direct blowback systems, especially when suppressed. It also features a fully locking rotating bolt.

How is the barrel attached on the Sig MPX?

The barrel on the Sig MPX is secured by a two-screw retention system. This design allows for easy field replacement and swapping of different barrel lengths or even calibers, contributing to the platform's modularity.

What are the advantages of the Sig MPX's gas piston system?

The short-stroke gas piston system in the Sig MPX helps keep the action cleaner by venting gas away from the bolt carrier group. This leads to improved reliability, particularly during suppressed shooting or with a high round count.

How does the Sig MPX compare to a Glock 19 for home defense?

Hickok45 suggests that for general home defense, a standard handgun like the Glock 19 might be more practical than the MPX pistol. The MPX's advantages become more apparent when configured as a Short Barreled Rifle (SBR) or with a brace.

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