Description
The FN SCAR 20S, .308 Win, 20″ Barrel, Flat Dark Earth, 10rd Mag is a purpose-built, semi-automatic precision rifle designed for consistent, long-range engagement. It’s not a modified battle rifle; it’s a dedicated platform engineered from the ground up for accuracy, featuring a cold hammer-forged barrel, a fully adjustable two-stage match trigger, and a rigid monolithic upper receiver. When it comes to making a first-round hit at distance under variable conditions, this is the system that bridges the gap between a standard battle rifle and a full-size chassis bolt gun. Its price of $4229.06 reflects its military pedigree and specialized construction.
Key Features
- Dedicated Precision Platform: Engineered as a precision rifle, not an adapted combat rifle.
- 20″ Cold Hammer-Forged, Chrome-Lined Barrel: Provides exceptional bore life and sustained accuracy with .308 Winchester/7.62x51mm NATO.
- Fully Adjustable Two-Stage Match Trigger: Enables a clean, predictable break for precise shot control.
- Monolithic Upper Receiver: Maximizes rigidity for consistent optic zero and barrel harmonics.
- Non-Reciprocating Charging Handle & Improved Bolt Catch: Allows for seamless operation without interfering with a supported shooting position.
- Folding & Adjustable Stock: Features a fully adjustable cheek riser and length of pull for a custom fit.
Specifications & Details
| Caliber | .308 Winchester / 7.62x51mm NATO |
| Barrel Length | 20 Inches |
| Overall Length | 42.5 Inches (Stock Extended) |
| Weight (Unloaded) | 12.1 lbs |
| Magazine Capacity | 10 Rounds (Included) |
| Finish | Flat Dark Earth (FDE) |
The rifle’s 20-inch barrel is the sweet spot for .308 Winchester, optimizing velocity for terminal performance at extended ranges while maintaining a manageable profile. Weighing in at 12.1 pounds unloaded, the heft is strategic—it dampens recoil and promotes a stable shooting platform from improvised rests or a bipod. That said, the folding stock makes it surprisingly transportable. The included 10-round magazine is designed for reliable feeding with match-grade ammunition, and the system is compatible with standard FN SCAR 17S magazines as well. This rifle is drop-in ready for a quality optic and bipod, requiring no gunsmithing to become operational.
Who This Rifle Is For
This is for the shooter who needs a hard-use precision tool that doesn’t compromise on durability. Think of the tactical competitor facing unknown-distance stages under time, the prepared civilian who understands the value of a decisive long-range capability on a defensible piece of land, or the serious enthusiast demanding military-grade reliability in a precision package. It’s for when a bolt-action’s rate of fire is a liability, but a standard battle rifle’s accuracy isn’t enough. It ships to Missouri and compliant US states, ready for your FFL transfer.
Pros & Cons
Pros: Legendary FN reliability and durability. Exceptional out-of-the-box accuracy potential for a semi-auto .308. Fully adjustable stock and trigger allow for a custom fit. Non-reciprocating charging handle is a significant operational upgrade. Monolithic upper ensures optic stability.
Cons: Premium price point. Heavier than many AR-10 platform rifles. Aftermarket support, while growing, is not as vast as for the AR-15/AR-10. Proprietary magazines are an additional cost, though the rifle comes with one. The real question is, what’s the cost of a miss when it counts?
Frequently Asked Questions
Q: Is the SCAR 20S just a SCAR 17 with a longer barrel?
A: No. While they share a lineage, the SCAR 20S is a distinct precision variant. Key differences include the non-reciprocating charging handle, an improved bolt catch, a fully adjustable two-stage match trigger, and a different stock assembly with an adjustable cheek riser—all focused on accuracy and shooter ergonomics.
Q: What optics and mounts work best?
A: The rifle uses a Picatinny rail for mounting. It pairs exceptionally well with mid-to-long-range optics like the Vortex Razor HD Gen III or Nightforce ATACR series in a 34mm tube. A good quality cantilever mount or precision one-piece base from brands like Spuhr or Badger Ordnance is recommended to maximize the stable rail real estate.
Q: Can it use cheaper .308 commercial ammo, or does it need match-grade?
A: It will cycle reliably with a wide range of .308 Winchester and 7.62x51mm NATO ammunition due to its robust gas system. However, to realize its true sub-MOA accuracy potential, you’ll want to use quality match-grade ammunition. The rifle will tell you what specific load it prefers.
Available at firearms-missouri.com for Missouri residents and nationwide. See if this dedicated precision platform meets your requirements for a reliable, long-range semi-automatic.
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