IS THE SIG MCX FIXED?

Published on December 23, 2016
Duration: 21:58

The SIG MCX has undergone a significant redesign of its bolt carriage assembly to address potential failures and slam fires, particularly in earlier generations. This update, recommended by SIG Sauer, is crucial for ensuring reliability. Despite initial issues, the MCX platform retains value due to its sub-MOA accuracy, piston system, ergonomics, and folding stock.

Quick Summary

The SIG MCX carriage assembly redesign addresses spring cup failures and potential slam fires, crucial for reliability. Despite early issues, the platform retains value due to sub-MOA accuracy, a piston system, and a folding stock.

Chapters

  1. 00:00Cold Weather Testing SIG MCX
  2. 00:40SIG MCX Carriage Assembly Fix Explained
  3. 01:48Live Fire & Suppressor Use
  4. 04:32Night Testing & Failure Analysis
  5. 06:43Kel-Tec Sub-2000 Gen 2 Update
  6. 10:22MCX Value Proposition
  7. 12:00Night Vision Drills & Conclusion

Frequently Asked Questions

What issues did the SIG MCX carriage assembly redesign address?

The redesign addresses critical issues like spring cup failures and potential slam fires. This ensures better reliability and prevents unintended discharges, making the firearm safer and more dependable for users.

Why is the SIG MCX still considered valuable despite early issues?

The MCX platform offers significant advantages including sub-MOA accuracy, a robust piston-driven system, excellent ergonomics, and a highly desirable folding stock, making it a competitive choice.

What is the recommended action for owners of early SIG MCX models?

Owners of early SIG MCX models should investigate and participate in the official carriage assembly replacement program offered by SIG Sauer to rectify potential safety and reliability concerns.

How was the SIG MCX tested for reliability?

Testing included challenging conditions like 19-degree cold weather with various magazines and live fire drills using a Gemtech Trek suppressor, alongside detailed failure analysis of internal components.

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