The KS-23 Russian 4 GAUGE Shotgun !!!

Published on December 9, 2025
Duration: 17:53

This video provides an expert-level review and demonstration of the rare Russian KS-23 4-gauge shotgun by Kentucky Ballistics. It covers the firearm's unique history, technical specifications including its 4-gauge (23mm) caliber and pump-action, and showcases its immense power through live-fire testing with various ammunition types, including slugs and less-lethal rounds. The demonstration highlights its breaching capabilities and extreme terminal performance, offering insights from a recognized expert in large-bore firearms.

Quick Summary

The KS-23 is a rare Russian 4-gauge (23mm) shotgun, developed using repurposed 23mm aircraft barrels. Known for its immense power, it fires heavy 1,000-grain slugs and 2.5-ounce shot loads, and was originally designed for riot control, capable of launching less-lethal rounds.

Chapters

  1. 00:53Introduction to KS-23
  2. 02:01Variants and US Imports
  3. 02:52Ammunition Comparison
  4. 05:03Live Fire Testing
  5. 06:29Less-Lethal Capabilities
  6. 09:18Breaching and Slugs
  7. 14:17Ballistic Terminal Performance

Frequently Asked Questions

What is the KS-23 shotgun?

The KS-23 is a rare Russian 4-gauge shotgun developed between 1970-1980, known for its massive size and power. It was originally designed for riot control and special forces, utilizing repurposed 23mm aircraft barrels.

What caliber is the KS-23?

The KS-23 fires 4-gauge ammunition, which is equivalent to 23mm. This is a significantly larger bore than common shotguns like the 12-gauge, allowing for very heavy payloads.

What kind of ammunition can the KS-23 fire?

The KS-23 can fire various 4-gauge rounds, including standard shot loads (up to 2.5 ounces), heavy 1,000-grain lead slugs, and specialized less-lethal rounds designed for riot control.

What are the unique features of the KS-23?

Its unique features include its 4-gauge (23mm) caliber, use of rejected 23mm aircraft barrels, massive recoil, and its original design purpose for riot control, allowing it to fire less-lethal projectiles.

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