SHOT SHOW 2018: KNS Adjustable Gas System

Published on February 15, 2018
Duration: 7:24

This guide details the installation of the KNS Precision Adjustable Gas System for AK-pattern rifles. The system replaces the standard gas piston and allows for fine-tuning of the gas system via a rotating collar, offering up to 50 clicks of adjustment. This modification can significantly improve shooting comfort, reduce recoil, manage gas blowback, and optimize performance with suppressors or various ammunition types.

Quick Summary

The KNS Precision adjustable gas system for AK rifles allows users to fine-tune gas pressure, significantly reducing recoil and improving shooting comfort. It replaces the standard gas piston and features a rotating collar for adjustment, making AKs more pleasant to shoot, especially with suppressors or varied ammunition.

Chapters

  1. 00:12Introduction to KNS Precision
  2. 00:18Adjustable Gas System Overview
  3. 00:44How the Gas System Works
  4. 01:11Why AKs are Over-Gassed
  5. 01:26Adjusting for Pleasant Shooting
  6. 01:36Range Test Experience
  7. 01:45Benefits with Suppressors
  8. 02:02Identifying Over-Gassed Rifles
  9. 02:16Gas to the Face Reduction
  10. 02:25Different Versions (AK-74, SBR)
  11. 03:00AK-74 Gas System Comparison
  12. 03:16PSL Adjustable Gas System
  13. 03:39PSL Benefits with Suppression
  14. 03:46MSRP and Pricing
  15. 03:55Installation Process
  16. 04:15Intentional Wobble Explained
  17. 04:45Thread Clocking and Cross-Drilled Holes
  18. 04:58Availability and Pre-Orders
  19. 05:16AK Variant Diversity
  20. 05:42Firing the System
  21. 05:46AK Platform Renaissance
  22. 06:12Subsonic Ammunition Development
  23. 06:45Conclusion and Product Review

Frequently Asked Questions

What is the primary benefit of the KNS Precision adjustable gas system for AK rifles?

The KNS Precision adjustable gas system allows users to fine-tune the gas pressure within their AK rifle. This significantly reduces recoil, makes shooting more pleasant, manages excess gas blowback, and optimizes performance, especially when using suppressors or varied ammunition types.

How is the KNS adjustable gas system installed on an AK?

Installation involves removing the front gas block rivet, replacing the standard gas piston with the KNS adjustable piston assembly, and securing it. The system's rotating collar then serves as the adjustment mechanism for gas bleed-off.

Can the KNS adjustable gas system improve shooting comfort on an AK?

Yes, the KNS system can make an AK substantially more pleasant to shoot by reducing the amount of gas pushing on the piston. This leads to softer recoil and less harsh cycling, allowing the system to be dialed down to where the bolt carrier barely kisses the receiver.

Is the KNS adjustable gas system necessary for AKs that are not suppressed?

No, while beneficial for suppressed use, the KNS system offers advantages even on unsuppressed AKs. Many AKs are inherently over-gassed, leading to brass ejection issues and increased felt recoil. Adjusting the gas can mitigate these problems and improve overall shooting dynamics.

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