Grand Power M4M Sneak Peek

Published on June 21, 2023
Duration: 10:21

This video provides a sneak peek and initial impressions of the Grand Power M4M, highlighting its short-stroke piston system and ambidextrous features. The presenter demonstrates the firearm's operation, focusing on reduced gas in the face and smoother recoil compared to direct impingement systems. The disassembly of the piston system is shown, emphasizing its simplicity and the four-position gas adjustment.

Quick Summary

The Grand Power M4M features a short-stroke piston system designed to reduce gas blowback into the shooter's face, offering a cleaner shooting experience, particularly when suppressed. It also includes ambidextrous controls and a four-position gas adjustment integrated into the handguard for versatile operation.

Chapters

  1. 00:51Introducing the Grand Power M4M
  2. 01:31Shooting Impressions: Gassy but Suppressed
  3. 01:48M4M Piston System Overview
  4. 02:21Piston vs. DI Recoil and Gas
  5. 03:33Personal Bias Towards Piston Guns
  6. 04:46Close-up: Grand Power M4M Piston System
  7. 05:04Gas Adjustment Feature
  8. 05:22Carrier Without Gas Vents
  9. 05:29Ambidextrous Controls
  10. 05:54Disassembly of the Piston System
  11. 06:13Short Stroke Piston Mechanism
  12. 07:05Handguard Removal for Access
  13. 07:26Gas System Adjustment Details
  14. 08:15Four Gas Adjustment Positions
  15. 08:44Piston System Components
  16. 09:00Barrel Profile and Heat
  17. 09:11Comparison to Other Piston Guns
  18. 09:43Final Thoughts on Grand Power ARs

Frequently Asked Questions

What is the main advantage of the Grand Power M4M's piston system?

The primary advantage of the Grand Power M4M's short-stroke piston system is significantly reduced gas blowback into the shooter's face, especially when using a suppressor. This leads to a cleaner shooting experience and potentially more comfortable operation.

How is the gas system adjusted on the Grand Power M4M?

The Grand Power M4M features a gas adjustment system integrated into the handguard. It has four positions: normal, adverse, suppressed, and a removal setting, allowing shooters to fine-tune gas flow for different shooting conditions.

What makes the Grand Power M4M's design notable?

The M4M stands out with its ambidextrous lower receiver controls, including a bolt release, and its short-stroke piston system designed for reliability and reduced gas. The piston components are also retained forward of the receiver for easier maintenance.

How does the Grand Power M4M's recoil compare to DI AR-15s?

While subjective, the presenter notes that the piston system on the M4M provides a smoother and less 'punchy' recoil impulse compared to typical direct impingement AR-15s. The gas management also contributes to a more refined shooting experience.

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