Sig Sauer's SIG MCX and SIG716 G2: Guns & Gear|S7

Published on September 28, 2015
Duration: 3:34

This review showcases the Sig Sauer SIG MCX and SIG716 G2 rifles. The SIG MCX features a unique upper receiver-mounted action spring system allowing for a folding stock and easy caliber conversion between .300 Blackout, 5.56 NATO, and 7.62x39mm, with reinforced wear points for durability. The SIG716 G2 offers significant weight reduction (9 lbs) and improved accuracy for hunting and long-range shooting, featuring an optimized gas block and barrel profile. Range testing confirms the effectiveness of the .300 Blackout cartridge in short barrels.

Quick Summary

The SIG MCX features a unique design with action springs in the upper receiver, enabling a folding stock and eliminating the buffer tube. It offers modular caliber conversion between .300 Blackout, 5.56 NATO, and 7.62x39mm with a quick-change barrel system.

Chapters

  1. 00:00Introduction: SIG MCX & SIG716 G2
  2. 00:45SIG MCX Modularity & Durability Features
  3. 01:17SIG716 G2 Weight Reduction & Accuracy
  4. 02:07Range Test: SIG MCX .300 Blackout Performance

Frequently Asked Questions

What makes the SIG MCX's design unique compared to traditional AR-15s?

The SIG MCX features a unique design where the action springs are moved into the upper receiver. This innovation eliminates the need for a traditional buffer tube, allowing for a compact folding stock.

How does the SIG716 G2 improve upon its predecessor?

The SIG716 G2 significantly reduces weight, coming in at 9 lbs compared to the original's 11.3 lbs. It also features improvements to the gas block position and barrel profile for enhanced accuracy.

What are the benefits of the SIG MCX's modularity?

The SIG MCX is designed for easy caliber conversion between .300 Blackout, 5.56 NATO, and 7.62x39mm thanks to its quick-change barrel system. It also incorporates reinforced wear points for increased longevity.

Is the .300 Blackout cartridge effective in short barrels like the SIG MCX?

Yes, range testing indicates that a 9-inch .300 Blackout barrel provides energy on target comparable to a 14.5-inch M4 barrel, demonstrating its effectiveness even in shorter configurations.

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