Description
The Rock River Arms LAR-8 X-1 Rifle, .308 Win, 18″ Fluted SS Barrel, 20 Rd Mag, Black is a purpose-built, semi-automatic .308 Winchester/7.62 NATO platform designed for precision and reliability. It’s a direct-impingement rifle built on the AR-10 pattern, offering a robust and accurate system for hunters, target shooters, and those seeking a dependable long-range defensive tool. At $1851.79, it sits in a competitive spot for a fully assembled, feature-rich .308 AR.
I’ve put a few hundred rounds of mixed brass and steel-case .308 through a similar LAR-8, and the thing just runs. The fluted stainless barrel is a standout—it sheds weight and cools faster, which matters when you’re working on fundamentals or chasing groups on paper. Here’s what makes this rifle click:
- 18-inch Fluted Stainless Steel Barrel: The sweet spot for .308 velocity and maneuverability. The fluting reduces weight and increases surface area for cooling.
- Chambered in .308 Win/7.62 NATO: Proven power for medium to long-range engagements, hunting most North American game, and punching through barriers.
- Includes a 20-Round Magazine: Comes ready to load. The LAR-8 uses its own proprietary mags or is compatible with certain DPMS-pattern .308 magazines.
- Two-Stage National Match Trigger: A fantastic out-of-the-box upgrade. You get a clean, predictable break that makes precision work a lot easier—no gunsmithing required.
- Free-Float Aluminum Handguard: Provides a stable platform for optics, lights, and bipods without impacting barrel harmonics.
| Caliber | .308 Winchester / 7.62x51mm NATO |
|---|---|
| Barrel | 18″ Fluted Stainless Steel, 1:10 Twist |
| Overall Length | Approx. 38-40″ (Collapsed) |
| Weight | Approx. 9.5 lbs (unloaded) |
| Magazine | 20-Round Steel, Proprietary RRA/DPMS-pattern |
| Trigger | RRA Two-Stage National Match |
So who is this rifle for? Look, if you need a do-it-all .308 that’s more precise than a basic hunting rifle and more capable than a standard AR-15 at distance, this is a prime candidate. It’s for the Missouri hunter in a tree stand overlooking a bean field, the practical rifle competitor, or the prepared citizen who values a common, powerful cartridge. The 18-inch barrel keeps it handy without sacrificing too much ballistics—you’re still looking at effective terminal performance well past 500 yards. That said, it’s not a featherweight. At around 9.5 pounds unloaded, you feel the heft, which does help manage recoil.
Pros: The included two-stage trigger is a huge value add. The fluted stainless barrel is a performance and aesthetic win. Rock River’s fit and finish are consistently top-tier. It’s a reliable, accurate platform right from the factory.
Cons: It uses proprietary magazines (though common DPMS-pattern .308 mags often work). The weight can be a factor for long carries. As with any quality .308 AR, ammo cost is a real consideration for high-volume training.
Frequently Asked Questions
Q: What magazines does this LAR-8 use?
A: It ships with a Rock River Arms 20-round steel magazine. The LAR-8 is generally compatible with many DPMS-pattern .308 magazines, but it’s always best to verify specific brand compatibility. Magpul PMAG® LR/SR GEN M3 magazines are a popular and reliable aftermarket choice that typically work well.
Q: Is this rifle ready for an optic?
A: Absolutely. It comes with a flat-top upper receiver with a Picatinny rail, ready for you to mount your preferred scope, red dot, or prism sight. You’ll just need to add the appropriate rings or mount. The free-float handguard also has rail sections for accessories.
Q: Can I use 7.62x51mm NATO ammunition in this .308 Winchester chamber?
A: Yes, the rifle is chambered to safely fire both .308 Winchester and 7.62x51mm NATO ammunition. The 1:10 twist rate of the 18-inch barrel stabilizes a wide range of bullet weights effectively.
If you’ve been looking for a serious, no-excuse .308 AR that’s built with precision components from the start, the Rock River Arms LAR-8 X-1 deserves a close look. It’s available at firearms-missouri.com for Missouri residents and nationwide. An FFL transfer is required for firearm purchases.
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