AXR SSP | PSA | SHOT Show 2026

Published on January 22, 2026
Duration: 4:21

This video provides an expert overview of the Palmetto State Armory (PSA) AXR SSP, presented by a PSA representative. Key features include its short-stroke piston system, reduced front-end weight, and optimized design for suppressor use with an adjustable gas block. The platform boasts significant modularity with a monolithic top rail, user-changeable barrels, and configurable handguards, complemented by an ambidextrous, non-reciprocating charging handle. It maintains AR-15 magazine compatibility for 5.56 and .300 Blackout, with future caliber expansion planned thanks to its robust E4 bolt system.

Quick Summary

The Palmetto State Armory AXR SSP is a new rifle featuring a short-stroke piston system, designed for reduced front-end weight and optimal suppressor hosting with an adjustable gas block. It offers significant modularity through a monolithic top rail, user-changeable barrels, and configurable handguards, plus an ambidextrous charging handle.

Chapters

  1. 00:00Introduction to PSA Booth & AXR SSP
  2. 00:55AXR SSP: Piston System & Suppressor Host Design
  3. 01:35Modularity: Monolithic Rail, Barrels, Handguards
  4. 02:05Lower Receiver & AR-15 Compatibility
  5. 02:30E4 Bolt System & Caliber Expansion
  6. 02:55Weight & Availability Update

Frequently Asked Questions

What is the Palmetto State Armory AXR SSP?

The PSA AXR SSP is a new rifle platform featuring a short-stroke piston operating system. It's designed with reduced front-end weight, modularity, and optimized performance as a suppressor host, incorporating features like an adjustable gas block and an ambidextrous charging handle.

What are the key modular features of the AXR SSP?

The AXR SSP boasts a bolt-on monolithic top rail for accessory mounting, user-changeable barrels similar to an AR-15 barrel nut system, and configurable handguards, allowing for significant customization.

What calibers does the AXR SSP support?

Initially, the AXR SSP is compatible with AR-15 magazines for 5.56 NATO and .300 Blackout. Its E4 bolt system, with dual ejectors and increased lug diameter, is designed to support future calibers like 6mm ARC and .338 ARC.

How does the AXR SSP's lower receiver compare to an AR-15?

The AXR SSP features a proprietary, fully ambidextrous lower receiver. While unique in its ambidextrous controls, it remains compatible with standard AR-15 pistol grips, safeties, and triggers.

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