Quick Tip: Installing the KNS AK Adjustable Gas Piston

Published on June 1, 2018
Duration: 4:37

This guide details the installation of a KNS Adjustable Gas Piston on Kalashnikov series rifles, as demonstrated by Gary Hughes and Mike Pappas. The process involves removing the factory rivet and piston, then installing the new adjustable piston with a supplied roll pin. Proper selection of piston length for your specific AK variant is crucial. This modification allows for fine-tuning of the gas system for smoother operation, reduced recoil, and improved performance, especially when suppressed.

Quick Summary

The KNS Adjustable Gas Piston allows for precise tuning of an AK rifle's gas system by bleeding off excess gas. This modification, requiring basic tools like a drill and hammer, leads to reduced recoil, smoother cycling, and better performance, especially when using a sound suppressor. Ensure you select the correct piston length for your specific AK variant.

Chapters

  1. 00:00Introduction to KNS Adjustable Gas Piston
  2. 00:44Functionality and Benefits
  3. 01:49Removing the Original Piston
  4. 03:08Installing the KNS Piston
  5. 04:06Conclusion and Tool Summary

Frequently Asked Questions

What is the main benefit of installing a KNS Adjustable Gas Piston on an AK rifle?

The primary benefit is the ability to fine-tune the gas system. This allows for reduced recoil, smoother operation, and improved reliability, especially when using different ammunition types or a sound suppressor.

What tools are needed to install the KNS Adjustable Gas Piston?

You will need basic gunsmithing tools including a center punch, drill, hammer, and a punch. A power drill is shown in the video for removing the factory rivet.

How do you ensure the KNS Adjustable Gas Piston is compatible with my AK?

KNS Precision offers the adjustable gas piston in various stem lengths. It is crucial to select the correct length that matches your specific Kalashnikov (AK) series rifle variant before purchasing and installing.

Can a beginner install the KNS Adjustable Gas Piston?

While the process involves basic gunsmithing, it requires careful attention to detail. With proper safety precautions and by following detailed instructions, an intermediate skill level individual can successfully perform the installation.

Related News

All News →

More Gunsmithing & DIY Videos You Might Like

More from Brownells, Inc.

View all →