SG 551 to 500yds: Practical Accuracy [French Special Forces Rifle]

Published on July 31, 2022
Duration: 33:53

This guide details a practical accuracy course for the SIG SG 551, focusing on engaging targets from 150 to 500 yards using iron sights. The instruction emphasizes the importance of compensating for ammunition velocity and utilizing the rifle's inherent accuracy, as demonstrated by Henry Chan. The analysis highlights the effectiveness of the Swiss Diopter sights even at extended ranges.

Quick Summary

The SIG SG 551 exhibits practical accuracy up to 500 yards using its Swiss Diopter Iron Sights. Shooters must compensate for ammunition velocity differences, such as using 55gr .223 Rem compared to the standard 63gr load, to maintain point-of-impact accuracy. The rifle's historical use by French Special Operations units like GIGN attests to its robust performance.

Chapters

  1. 00:00Introductory Skit
  2. 03:09SG 551 Overview and Specs
  3. 04:12Practical Accuracy Course: 150-300 Yards
  4. 06:30Practical Accuracy Course: 350-500 Yards
  5. 08:39History and French Variants
  6. 12:55Performance Analysis

Frequently Asked Questions

What is the practical accuracy range of the SIG SG 551 with iron sights?

The SIG SG 551 demonstrated practical accuracy out to 500 yards during a test course, achieving consistent hits on torso targets. This highlights the effectiveness of its Swiss Diopter Iron Sights even at extended ranges when properly compensated for.

How does ammunition affect the SG 551's accuracy at distance?

Using lighter 55gr .223 Remington ammunition requires adjustments to the shooter's hold compared to the standard 63gr Swiss load the sights were designed for. This compensation is crucial for maintaining accuracy beyond 300 yards.

Which special forces units have used the SG 551?

While not adopted by the Swiss military, the SG 551 found favor with French Special Operations forces, including the Commandos Marine and the GIGN, underscoring its reliability and effectiveness in demanding tactical scenarios.

What are the key features of the SG 551's sights?

The SG 551 is equipped with Swiss Diopter Iron Sights. These sights are highly regarded for their precision, adjustability, and durability, enabling accurate shooting at various distances, as evidenced by the performance in the practical accuracy course.

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