American Rifleman Television - Sig Sauer Factory Tour

Published on August 31, 2015
Duration: 4:17

This video provides an in-depth look at the SIG Sauer MPX submachine gun, highlighting its development process and unique features. Dave Grimshaw from SIG Special Weapons Development explains the design philosophy, emphasizing the AR-15-like controls for operator familiarity and the innovative magazine development. The MPX is presented as a highly configurable platform with options for different barrel lengths, stocks, and accessories, catering to various mission profiles from concealed carry to standard carbine use.

Quick Summary

The SIG Sauer MPX features AR-15-style controls for enhanced operator familiarity, including the fire control selector, bolt catch, and bolt release. Its development prioritized a new synthetic magazine, and it offers a locked breach rotating bolt system. The MPX is highly configurable with various barrel lengths, stocks, and accessories, and civilian SBR conversion kits are available.

Chapters

  1. 00:10SIG Sauer Product Development Process
  2. 00:45Key Clients Driving SIG Sauer Design
  3. 01:03Introduction to the SIG Sauer MPX
  4. 01:17MPX Development: The Magazine First Approach
  5. 01:33MPX Magazine Capacities
  6. 01:43AR-15 Style Controls on the MPX
  7. 02:03Fire Control Selector and Bolt Release
  8. 02:08Ambidextrous Magazine Release
  9. 02:22M4 Type Fire Control Components
  10. 02:30Locked Breach Rotating Bolt System
  11. 02:40Redesigned Buffer System for Stocks
  12. 02:45MPX Optional Features and Accessories
  13. 02:54Flip-Up Sights and Red Dot Compatibility
  14. 03:05Stock Options and Sling Attachments
  15. 03:07Simple Barrel Change Procedure
  16. 03:11Handguard Mounting Points for Accessories
  17. 03:16Continuous Top Rail and Configurability
  18. 03:21Caliber Changes and Unique Market Position
  19. 03:25MPX Model Variants: K, Carbine, Commercial
  20. 03:35Commercial Variant Barrel and Muzzle Brake
  21. 03:48Civilian SBR Conversion Kit
  22. 04:01MPX Pistol Variant

Frequently Asked Questions

What makes the SIG Sauer MPX's design user-friendly?

The SIG Sauer MPX is designed with AR-15-style controls on its lower receiver, including the fire control selector, bolt catch, and bolt release. This familiarity allows operators to manipulate the firearm intuitively, similar to an M4, reducing the learning curve.

How was the SIG Sauer MPX magazine developed?

SIG Sauer prioritized magazine development for the MPX, choosing to design the firearm around a new synthetic magazine. This approach ensured the magazine met specific performance requirements before the rest of the weapon system was finalized.

What are the different configurations available for the SIG Sauer MPX?

The SIG Sauer MPX is offered in multiple configurations, including a compact 'K' model for concealed missions, a standard carbine, and a commercial variant with a 16-inch barrel. A pistol version is also available for civilian purchase.

Can civilians convert the SIG Sauer MPX to a short-barreled rifle (SBR)?

Yes, a civilian kit will be available for the 16-inch barrel commercial variant. This kit includes a serialized tube and endcap, allowing users to convert their firearm into an SBR after completing the necessary ATF paperwork and submission.

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