Adams Arms P2 Piston Driven AR-15 Review 🇺🇸

Published on November 1, 2023
Duration: 19:53

This review of the Adams Arms P2 piston-driven AR-15 in 300 Blackout highlights its accuracy, reliability, and mature piston system. The reviewer details the firearm's features, including its 8-inch barrel, 7-inch MLOK handguard, and adjustable gas block, while also performing a comprehensive tip-to-butt breakdown. The P2 system is noted for keeping the action cleaner and cooler compared to direct impingement systems, though some gas blowback around the piston is expected.

Quick Summary

The Adams Arms P2 piston-driven AR-15 in 300 Blackout offers a mature and reliable piston system, known for keeping the action cleaner and cooler. It features an 8-inch barrel with a 1:7 twist rate, a 7-inch MLOK handguard, and a pinned, adjustable gas block, delivering sub-inch accuracy with various ammunition types.

Chapters

  1. 00:32Introduction to Adams Arms P2
  2. 01:27Range Test: Accuracy with Various Ammunition
  3. 04:31Detailed Breakdown: Barrel and Muzzle Device
  4. 05:49Handguard and Rail System Overview
  5. 07:09Piston System Explained
  6. 08:30Adjustable Gas Block Features
  7. 09:36Receiver Set and Bolt Carrier Group
  8. 11:32Bolt Design and Slam Fire Prevention
  9. 12:52Lower Receiver Components and Trigger
  10. 14:26Price Point and Reliability Assessment
  11. 15:11Piston System Pros and Cons
  12. 16:00Evolution of Adams Arms Piston System
  13. 17:41Conclusion and Future Plans

Frequently Asked Questions

What makes the Adams Arms P2 piston system unique?

The Adams Arms P2 piston system is known for its maturity and reliability, keeping the action cleaner and cooler than direct impingement systems. It features a pinned, adjustable gas block for tuning and a bolt designed to prevent slam fires, contributing to its robust performance.

How accurate is the Adams Arms P2 in 300 Blackout?

The Adams Arms P2 demonstrated excellent accuracy in 300 Blackout, achieving sub-inch groups with both supersonic 147gr Federal FMJ and 190gr Hornady SubX. This performance exceeded typical expectations for the caliber, highlighting the effectiveness of its barrel and system.

What are the key components of the Adams Arms P2's lower receiver?

The lower receiver features a generous magwell flare, a Magpul enhanced trigger guard, and a Hyperfire RBT single-stage trigger. It also includes an ambidextrous safety with a 90-degree throw and a twice-staked castle nut for added durability.

What is the expected lifespan and maintenance for the Adams Arms P2 piston system?

The P2 system is designed for durability and hard use, with a nitride finish on components like the bolt carrier group. Over 1,200 rounds, no significant carbon buildup or carrier tilt issues were observed, indicating good longevity and reduced maintenance compared to DI systems.

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