CMMG Banshee 10mm

Published on September 10, 2019
Duration: 18:27

The CMMG Banshee in 10mm offers a soft-shooting experience comparable to 9mm PCCs due to its radial delayed blowback system. It demonstrates excellent accuracy with various 10mm loads, including premium self-defense and hunting rounds, achieving sub-2-inch groups at 25 yards. While generally reliable, it can experience case separation with brittle brass under high pressure, a known characteristic of the system.

Quick Summary

The CMMG Banshee 10mm features a radial delayed blowback system that significantly reduces felt recoil, making it shoot like a 9mm PCC. It achieves excellent accuracy, with groups as tight as 0.65 inches at 25 yards, and uses Glock-pattern magazines.

Chapters

  1. 00:00Introduction & Initial Shooting
  2. 00:48Radial Delayed Blowback Explained
  3. 01:49Physical Features & Suppressor Setup
  4. 02:25Magazine Compatibility & Accuracy Test Setup
  5. 04:24Buffer System & Reliability Testing
  6. 06:26High Energy 10mm Load Testing
  7. 11:14Case Separation & Brass Brittleness Issue
  8. 13:57Underwood Ammo Performance & Accuracy
  9. 16:57Conclusion & Final Thoughts

Frequently Asked Questions

What makes the CMMG Banshee 10mm shoot softer than expected?

The CMMG Banshee utilizes a radial delayed blowback operating system. This system allows for a lighter bolt and buffer assembly, which significantly reduces felt recoil, making the 10mm PCC feel comparable in softness to a 9mm carbine.

How accurate is the CMMG Banshee 10mm?

The CMMG Banshee 10mm demonstrates excellent accuracy. During testing at 25 yards, it achieved groups as tight as 0.65 inches with Hornady Critical Duty 175gr ammunition and 1.56 inches with Federal HST 180gr.

What kind of magazines does the CMMG Banshee 10mm use?

The CMMG Banshee 10mm is designed to use Glock-pattern magazines. The review specifically highlights the use of SGM Tactical 30-round magazines, indicating good capacity and compatibility.

Are there any reliability concerns with the CMMG Banshee 10mm?

While generally reliable, the radial delayed blowback system can be susceptible to case separation with ammunition featuring brittle brass, especially under high pressure. This is a known characteristic mentioned in the firearm's manual.

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