Description
The Rock River LAR-8 Varmint A4 AR-10 LR-308 .308 Win, 20″ Barrel, A2 Stock Black, 20 Rd Mag is a purpose-built, budget-friendly precision rifle. It’s a semi-automatic AR-10 platform chambered in .308 Winchester, designed for long-range accuracy and varmint control without the premium price tag of many competing long-range rifles. This model features a 20-inch heavy barrel for stability and comes ready to go with a 20-round magazine.
Key Features
- 20-inch Heavy Barrel: Provides a longer sight radius and increased muzzle velocity for improved long-range accuracy.
- Chambered in .308 Winchester: A versatile, powerful, and widely available caliber suitable for varminting, target shooting, and medium game.
- Varmint A4 Configuration: Includes a free-float handguard to minimize barrel contact and maximize accuracy potential.
- Fixed A2 Stock: Offers a classic, solid, and reliable platform without the cost and complexity of an adjustable stock.
- Includes 20-Round Magazine: Comes ready for the range or field right out of the box.
Specifications & Details
| Specification | Detail |
|---|---|
| Caliber | .308 Winchester / 7.62x51mm NATO |
| Barrel Length | 20 inches, Heavy Profile |
| Stock | Fixed A2 Style |
| Magazine Capacity | 20 Rounds (included) |
| Handguard | Free-float Varmint A4 |
| Operating System | Direct Impingement |
Weighing in at approximately 9.5 lbs unloaded, this rifle is built for the bench or supported shooting, not for long carries. That said, the heft of the 20-inch heavy barrel is a direct trade-off for its stability—it soaks up recoil and reduces barrel harmonics for tighter groups. At a price of $1335.45, it sits in a sweet spot between basic AR-10s and high-end precision rigs costing twice as much. It’s compatible with many standard DPMS-pattern LR-308 parts and magazines, giving you affordable upgrade paths down the line.
Who This Rifle Is For
This LAR-8 is for the shooter who wants serious .308 performance without a custom-shop invoice. It’s ideal for the budget-conscious precision enthusiast, the varminter needing reach and rapid follow-up shots, or the Missouri hunter setting up on a field edge. If you prioritize a solid, accurate foundation over flashy features, this rifle delivers. It’s also a great platform for someone who enjoys incremental upgrades, as the AR-10 platform is highly customizable.
Pros & Cons
Pros: Outstanding value for a dedicated varmint/target AR-10. The free-float handguard and heavy barrel are accuracy-focused features usually found on more expensive guns. The .308 chambering offers immense versatility. The fixed A2 stock is simple and robust. It’s drop-in ready with the included magazine, requiring no gunsmithing to start shooting.
Cons: The fixed stock isn’t adjustable for length of pull. The rifle is heavy, making it less ideal for dynamic shooting or long hikes. As a complete rifle, it’s not the absolute cheapest .308 AR-10 you can find, but you’re paying for specific performance-oriented features.
Frequently Asked Questions
Q: Is this compatible with standard AR-15 parts?
A: No. The LAR-8 is built on Rock River’s larger LR-308 platform. While some small parts may interchange, the upper and lower receivers, bolt carrier group, magazine, and handguard are specific to the .308/AR-10 size. It follows the DPMS pattern, which is widely supported.
Q: What optics would you recommend for this setup?
A: Given its 20-inch barrel and varmint role, a variable-power scope in the 4-16x or 6-24x range is a perfect match. Look for solid budget-to-mid-range options from Vortex, Primary Arms, or Athlon to keep the total package cost-effective.
Q: Can this rifle be used for deer hunting in Missouri?
A: Absolutely. The .308 Winchester is a premier and perfectly legal cartridge for Missouri whitetail. The rifle’s weight and accuracy make it excellent for stand hunting or shooting from a rest. Just ensure you use appropriate, non-full-metal-jacket ammunition as required by state law.
Available at firearms-missouri.com for Missouri residents and nationwide, the Rock River LAR-8 Varmint A4 represents a pragmatic choice. You get a no-fuss, accuracy-built .308 that prioritizes performance where it counts. It’s a tool, not a trophy, and for the price, it’s hard to beat the capability it brings to the bench or the field. See the full details on our product page.
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