FN Scar 20S

Published on May 20, 2019
Duration: 28:09

The FN SCAR 20S is a civilian variant of the Mk 20 SSR, featuring a 20-inch heavy barrel and a long-stroke piston system. It demonstrates sub-MOA accuracy at 750 yards with premium ammunition, making it a capable precision rifle out of the box. The rifle boasts an ambidextrous magazine release, a Geissele trigger, and a fixed stock designed for stability and adjustability.

Quick Summary

The FN SCAR 20S is a precision long-range rifle featuring a 20-inch heavy barrel with a 1:12 twist rate and a reliable long-stroke gas piston system. It demonstrated sub-MOA accuracy at 750 yards, making it a highly capable platform out of the box.

Chapters

  1. 00:00Initial Range Testing & Accuracy
  2. 02:01History & Lineage: Mk 20 SSR to 20S
  3. 02:46Barrel Specs: 20-inch, 1:12 Twist, Free-Floated
  4. 03:19Gas System & Piston Operation
  5. 04:23Charging Handle & Parts Availability
  6. 05:15Receiver & Fixed Stock Design
  7. 06:03Controls: Ambi Mag Release, Geissele Trigger
  8. 07:22Long Range Performance: 750 Yards Test
  9. 09:26Optic & Mount Setup: Leupold, Spuhr

Frequently Asked Questions

What makes the FN SCAR 20S suitable for long-range precision shooting?

The SCAR 20S features a 20-inch heavy, free-floated barrel with a 1:12 twist rate, a monolithic-style upper receiver for stability, and a fixed stock with adjustable length of pull and comb height, all contributing to its precision capabilities.

How accurate is the FN SCAR 20S out of the box?

During testing with Federal 175gr Gold Medal Match ammunition at 750 yards, the FN SCAR 20S demonstrated sub-MOA accuracy, with the host describing it as a 'tack driver' right out of the box.

What are the key differences between the SCAR 20S and the SCAR 17S?

The SCAR 20S is the civilian/LE version of the Mk 20 SSR, featuring a longer receiver and a heavier 20-inch barrel compared to the shorter, lighter barrel of the SCAR 17S, making it more suited for precision roles.

What type of operating system does the FN SCAR 20S use?

The FN SCAR 20S utilizes a long-stroke gas piston system, similar to its predecessor, which is known for its reliability and ability to handle suppressed fire effectively by managing gas blowback.

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