SIG Unveils Suppressor-Integrated MCX Upper at SHOT Show 2018

Published on January 24, 2018
Duration: 3:03

SIG Sauer introduced a suppressor-integrated MCX upper at SHOT Show 2018, designed to simplify NFA compliance for SBR builds. This piston-driven system features a 6.75-inch barrel with a pin-and-welded 7.62 Titanium suppressor, achieving a 16.75-inch overall length. It offers plug-and-play compatibility with existing MCX lowers and includes an adapter for standard M4 lowers, potentially solving SBR tax stamp issues for Virtus pistol owners.

Quick Summary

SIG Sauer's suppressor-integrated MCX upper, unveiled at SHOT Show 2018, simplifies NFA compliance for SBR builds. It features a 6.75-inch barrel with a pin-and-welded 7.62 Titanium suppressor, achieving a 16.75-inch overall length and approximately 120 dB sound reduction.

Chapters

  1. 00:05Intro & New Product Overview
  2. 00:29MCX Upper Features
  3. 00:58MCX Compatibility
  4. 01:04Adapter Availability
  5. 01:11Benefits for Virtus Owners & Cleaning
  6. 01:36Suppressor Cleaning & Warranty
  7. 02:15Sound Performance
  8. 02:35MPX Future Development
  9. 02:42Conclusion & Call to Action

Frequently Asked Questions

What is the main benefit of SIG Sauer's suppressor-integrated MCX upper?

The primary benefit is simplifying NFA compliance for short-barreled rifle (SBR) builds. By integrating the suppressor with the barrel to achieve a legal 16-inch overall length, users only need to pay one tax stamp, making it easier and more cost-effective.

What are the key specifications of the SIG MCX suppressor-integrated upper?

It features a 6.75-inch barrel with a pin-and-welded 7.62 Titanium suppressor, resulting in a 16.75-inch overall length. It's based on the MCX piston-driven platform and includes an adapter for standard M4 lower receivers.

How is the suppressor on the SIG MCX integrated upper maintained?

The design leverages the high muzzle pressure and heat from supersonic ammunition, particularly in calibers like 300 Blackout, to help clean out most residue. This means regular cleaning isn't always necessary for the suppressor itself.

What is the sound performance of the SIG MCX suppressor-integrated upper?

The system is reported to achieve approximately 120 dB of sound reduction. This is significantly quieter than many industry standards, offering a substantial improvement in acoustic performance.

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