Review of 6 PCC Rifles - Part 1 Shop Talk

Published on January 16, 2019
Duration: 9:10

This video provides a detailed comparison of six different Pistol Caliber Carbines (PCCs), highlighting their unique operating systems, magazine compatibility, and competition features. Jerry Miculek discusses the evolution from classic blowback designs like the Colt 9mm to advanced systems like the gas-operated Sig Sauer MPX and the delayed blowback CMMG. The review emphasizes practical aspects for competition shooters, including recoil management and magazine capacity.

Quick Summary

The Sig Sauer MPX is the only gas-operated PCC reviewed, featuring a rotary bolt and dual recoil springs for significantly less recoil than blowback designs. The Ruger PC Carbine offers flexibility by accepting both Ruger and Glock magazines, while the MBX PCC boasts high-capacity magazines and robust construction for competition.

Chapters

  1. 00:00Intro to PCC Rifles & Competition
  2. 00:23Colt 9mm Carbine Review
  3. 00:59Ruger PC Carbine Features
  4. 01:50JP Enterprises PCC Deep Dive
  5. 02:18MBX PCC & Extended Magazines
  6. 03:55Stern Defense Glock Conversion
  7. 04:34Sig Sauer MPX Gas Operation
  8. 05:27CMMG PCC Delayed Blowback
  9. 06:49Bolt Assembly Comparison

Frequently Asked Questions

What are the main types of operating systems discussed for PCC rifles?

The video discusses three primary operating systems for PCC rifles: straight blowback, gas-operated, and delayed blowback. Straight blowback is the simplest, while gas-operated systems like the Sig MPX offer reduced recoil. Delayed blowback, seen in the CMMG, uses mechanical assistance to manage pressure.

Which PCC rifle is noted for its gas-operated system and reduced recoil?

The Sig Sauer MPX is highlighted as the only gas-operated PCC in the review. Its system utilizes a rotary bolt with three locking lugs and a dual recoil spring assembly, resulting in significantly less felt recoil compared to blowback designs.

How does the Ruger PC Carbine offer magazine flexibility?

The Ruger PC Carbine is designed for versatility in magazine compatibility. It can accept proprietary Ruger magazines and, through an included adapter or conversion block, can also use common Glock magazines, offering shooters more options.

What makes the MBX PCC stand out for competition?

The MBX PCC is presented as a custom competition-focused build. Key features include an M16-style extractor for enhanced reliability and proprietary extended magazines that can hold up to 57 rounds, significantly increasing ammunition capacity for shooting stages.

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