The SIG MPX PCC

Published on September 27, 2025
Duration: 10:23

This review of the SIG MPX PCC covers its technical specifications, features, and a verification of manufacturer claims. The presenter details the 9mm chambering, barrel length and material, operating system, and controls, highlighting its AR-like familiarity and ambidextrous features. The review also includes a hands-on assessment of the trigger pull and a verification of weight and dimensions.

Quick Summary

The SIG MPX PCC is a 9mm pistol caliber carbine with a 4.5-inch carbon steel barrel (1:10 twist) and a gas piston system. It features AR-like ambidextrous controls, a Picatinny rail, MLOK slots, and a flat-faced trigger with a pull weight between 3.11-3.72 lbs. Verified weight is ~5.34 lbs with mag, and length is ~25 inches with brace extended.

Chapters

  1. 00:00Introduction to SIG MPX PCC
  2. 00:31Technical Specifications Breakdown
  3. 01:39Features and Feel: Tip to Butt
  4. 03:41Trigger Analysis and Feel
  5. 05:00Grip and Storage Compartment
  6. 05:48Matte Finish and Brace Operation
  7. 06:47Tech Spec Verification: Weight
  8. 07:29Tech Spec Verification: Dimensions
  9. 08:45Tech Spec Verification: Trigger Pull
  10. 09:46Conclusion and Viewer Engagement

Frequently Asked Questions

What are the key technical specifications of the SIG MPX PCC?

The SIG MPX PCC is chambered in 9mm, featuring a 4.5-inch carbon steel barrel with a 1:10 twist rate. It operates with a gas piston system and has AR-like controls, including ambidextrous safety, magazine release, and bolt release. It also includes a Picatinny rail and MLOK slots for accessories.

How does the trigger on the SIG MPX PCC perform?

The SIG MPX PCC has a flat-faced trigger that breaks cleanly with no take-up. The release is tactile and resets precisely on the wall. Measured trigger pull weights ranged from 3.11 to 3.72 lbs, indicating a crisp and responsive trigger.

What is the verified weight and dimensions of the SIG MPX PCC?

The SIG MPX PCC weighs approximately 5.34 lbs with a magazine and 5.05 lbs without. Its overall length with the brace extended is about 25 inches, and the length including the flash hider is 22.25 inches.

What are the notable features of the SIG MPX PCC's ergonomics and controls?

The SIG MPX PCC boasts AR-style familiarity with ambidextrous controls for safety, magazine release, and bolt release. It also features a flared magwell for easier reloads and a polymer grip with moderate texturing for enhanced handling.

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