Palmetto State Armory 9mm AR-15

Published on November 9, 2014
Duration: 4:31

This video reviews the Palmetto State Armory (PSA) 9mm AR-15, highlighting its blowback operating system and availability in a 16-inch kit. The presenter discusses the barrel's 1:10 twist rate, suitable for stabilizing 147-grain ammunition. Key features include the use of a MAG block for accepting magazines, with current support for Colt pattern and upcoming support for Glock pattern magazines. The review emphasizes PSA's commitment to affordability and value.

Quick Summary

The Palmetto State Armory 9mm AR-15 operates on a blowback system and features a 1:10 twist rate barrel, capable of stabilizing 147-grain ammunition. It currently accepts Colt pattern magazines via a MAG block, with Glock pattern magazine compatibility expected soon with a new lower receiver.

Chapters

  1. 00:25Introduction to PSA 9mm AR-15
  2. 00:409mm AR-15 Availability & Future Models
  3. 01:14Blowback Operation Explained
  4. 01:21Barrel Twist Rate and Ammunition Stability
  5. 01:34Magazine Block Installation
  6. 01:58Colt vs. Glock Magazine Compatibility
  7. 02:36Magazine Availability and Value
  8. 02:47Performance and Reliability
  9. 02:53Pricing and Value Proposition
  10. 03:34Concluding Thoughts and Shooting Footage

Frequently Asked Questions

What type of operating system does the Palmetto State Armory 9mm AR-15 use?

The Palmetto State Armory 9mm AR-15 utilizes a blowback operating system. This design is common in pistol-caliber carbines and is known for its simplicity and reliability.

What barrel twist rate does the PSA 9mm AR-15 have, and what ammunition does it stabilize?

The PSA 9mm AR-15 features a 1:10 twist rate barrel. This twist rate is generally considered sufficient to stabilize common 9mm bullet weights, including 147-grain ammunition, ensuring good accuracy.

How does the PSA 9mm AR-15 accept 9mm magazines?

The PSA 9mm AR-15 uses a MAG block that is installed into the AR-15 lower receiver. This block replaces the standard bolt catch and magazine catch, allowing the lower to accept 9mm magazines.

What magazine types are currently supported by the PSA 9mm AR-15, and what is coming soon?

Currently, the PSA 9mm AR-15 accepts Colt pattern magazines. Palmetto State Armory is also developing and plans to release a Glock style lower receiver in the near future, which will support Glock pattern magazines.

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