The FN SCAR 17S

Published on April 10, 2025
Duration: 8:12

This expert guide provides a comprehensive overview of the FN SCAR 17S, detailing its technical specifications, historical significance in US Special Operations, and key features. The discussion, led by experienced firearms instructors Jason and Kaya from ClassicFirearms, covers the rifle's short-stroke piston system, non-reciprocating charging handle, adjustable gas block, and the unique 'Ugg Boot' telescopic folding stock. It also touches upon optic compatibility, historical adoption challenges with the SCAR-L, and ergonomic considerations, offering insights valuable for enthusiasts and potential owners.

Quick Summary

The FN SCAR 17S is a semi-automatic rifle chambered in .308 Winchester / 7.62x51mm NATO, featuring a reliable short-stroke piston system and a non-reciprocating charging handle. Historically adopted by US Special Operations Command (SOCOM), it has a distinctive telescopic folding stock and has driven innovation in durable optic development.

Chapters

  1. 01:11Introduction to FN SCAR 17S
  2. 01:38SCAR's Impact on Optics
  3. 02:10SCAR Program History
  4. 02:39SCAR-L vs. SCAR-H Adoption
  5. 03:20SCAR-H Success & SCAR-L Discontinuation
  6. 03:56Suppressor Use & Warranty
  7. 04:10FN SCAR 17S Specifications
  8. 04:39Magpul AFG & Ergonomics
  9. 04:51Charging Handle & Magazines
  10. 05:10Trijicon ACOG Optic Details
  11. 05:36Gas System & Stock Features
  12. 06:06Grip & Trigger Discussion
  13. 06:40SCAR Reliability & Optics Improvement

Frequently Asked Questions

What caliber is the FN SCAR 17S chambered in?

The FN SCAR 17S is chambered in .308 Winchester, which is also known as 7.62x51mm NATO ammunition. This caliber provides significant power for a semi-automatic rifle.

What type of operating system does the FN SCAR 17S use?

The FN SCAR 17S utilizes a short-stroke piston-driven system. This system is known for its reliability in various conditions and features a non-reciprocating charging handle.

What are the key features of the FN SCAR 17S stock?

The FN SCAR 17S features a distinctive 'Ugg Boot' telescopic folding stock. It is adjustable for length, includes an adjustable cheek riser, and can fold to the side for compact storage and transport.

What historical issues did the SCAR program face regarding optics?

Early versions of the SCAR platform were known to be harsh on optics, sometimes referred to as 'eating optics.' This led to the development of specialized, more durable optics designed to withstand the rifle's operating system and recoil.

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