The Rock River Arms RRA LAR15 Predator2 16″ Gunmetal Gray is a purpose-built varmint and target rifle that brings match-grade accuracy to a handy, modular package. Featuring a 16-inch fluted stainless steel barrel, an extended free-float handguard, and Rock River’s acclaimed two-stage varmint trigger, this AR-15 delivers consistent sub-MOA groups straight from the box. The gunmetal gray finish and black synthetic furniture give it a distinctive, low-glare look ideal for the field or the range. It ships with a detachable 20-round magazine and a padded Rock River case.
| Manufacturer | Rock River Arms |
|---|---|
| Model | LAR15 Predator2 |
| Material | Forged 7075-T6 aluminum upper and lower receivers, stainless steel fluted barrel (per manufacturer specs) |
| Compatibility | Standard AR-15 magazines and aftermarket parts |
| Finish | Gunmetal gray Cerakote on receiver set, black synthetic stock and grip |
| Weight | 7.75 lbs (with empty magazine, per manufacturer specs) |
| Condition | New |
Key Features
- 16″ Fluted Stainless Barrel — WHY IT MATTERS: The fluting reduces weight and aids cooling without sacrificing rigidity, so you can shoot longer strings with consistent accuracy.
- Extended Free-Float Handguard — WHY IT MATTERS: Provides a stable platform for mounting bipods, lights, or lasers while eliminating barrel contact that can shift point of impact.
- RRA Two-Stage Varmint Trigger — WHY IT MATTERS: A crisp, predictable break at around 3.5 lbs helps you make precise shots on small targets without disturbing your sight picture.
- Fred Eichler Series Components — WHY IT MATTERS: These specific parts (including the handguard and stock) are designed in collaboration with Fred Eichler to optimize balance and handling for varmint hunting.
- RRA Operator Car Stock with Hogue Grip — WHY IT MATTERS: The stock offers six positions of length-of-pull adjustment, and the rubber overmolded grip provides a non-slip hold in wet or sweaty conditions.
Who It’s For
This rifle is built for the shooter who wants varmint-grade accuracy without the bulk of a heavy 20-inch barrel. It’s ideal for prairie dog towns, coyote stands, and paper punching at 100–300 yards. New shooters will appreciate the forgiving two-stage trigger and adjustable stock, while experienced hunters will value the weight savings and modular handguard.
Pros & Cons
- Pro: Sub-MOA accuracy out of the box with match ammunition.
- Con: The gunmetal gray finish may show holster wear faster than standard hardcoat anodizing.
- Pro: Free-float handguard allows easy mounting of accessories without affecting barrel harmonics.
- Con: The extended handguard adds some weight forward compared to a carbine-length system.
Comparison
| Feature | Rock River Arms Predator2 | Geissele Super Duty 16″ | Zev Technologies OZ9C |
|---|---|---|---|
| Barrel Length | 16″ fluted stainless | 16″ chrome-lined | 9″ (pistol) |
| Trigger | Two-stage varmint (3.5 lbs) | Geissele SSA-E (3.5 lbs) | Flat-faced (5.5 lbs) |
| Handguard | Free-float extended | Geissele MK16 | Integrated frame |
| Weight | 7.75 lbs | 6.9 lbs | 2.6 lbs (pistol) |
| Best For | Varmint/target shooting | Duty/defense | Concealed carry |
FAQ
What magazines does the Rock River Arms RRA LAR15 Predator2 use?
It uses standard AR-15/M16 pattern magazines. The rifle ships with one 20-round Rock River magazine, but any quality 5.56/.223 magazine (10–30 rounds) will work.
Is this rifle California compliant?
As shipped, the Predator2 has a detachable magazine and pistol grip, so it does not meet California’s assault weapon ban requirements. You would need to add a fixed magazine or featureless grip to comply with state law.
Can I mount a scope directly to the Picatinny rail?
Yes. The forged A4 upper receiver includes a Picatinny rail (MIL-STD-1913) that accepts standard scope rings or one-piece mounts. No additional adapter is needed.
What is the twist rate of the barrel?
Per Rock River Arms specifications, the 16-inch fluted stainless barrel has a 1:8 twist rate, which stabilizes bullets from 55 to 77 grains very well.
Ready to Order
Get the Rock River Arms RRA LAR15 Predator2 16″ Gunmetal Gray for your next varmint hunt or range session. Every rifle is backed by Rock River’s lifetime warranty and ships from our warehouse within 1–2 business days.
- ✓ Nationwide delivery (all 50 states)
- ✓ Ships 1–2 business days
- ✓ 30-day returns
- ✓ Secure checkout
Browse more AR Rifles or check out our AR-15 Accessories and Optics to complete your setup.
Last updated: April 2026
FFL Transfer & Firearms Laws for Rock River Arms RRA LAR15 Predator2 16″ Gunmetal Gray
All firearms, including the Rock River Arms RRA LAR15 Predator2 16″ Gunmetal Gray, must be shipped to a licensed Federal Firearms License (FFL) dealer. You will be required to complete a background check and any necessary paperwork before taking possession.
How It Works
- Place your order online.
- Provide your preferred FFL dealer information.
- We ship the firearm directly to your FFL.
- You complete the background check and pickup at the FFL.
Legal Compliance
We comply with all federal and state firearm laws. It is your responsibility to ensure the Rock River Arms RRA LAR15 Predator2 16″ Gunmetal Gray is legal in your state. Some states may have restrictions on certain firearm models or features.
Helpful Resources
Need assistance? Contact our Miami store for help with FFL transfers and firearm compliance.
Frequently Asked Questions About This Product
Why buy Rock River Arms RRA LAR15 Predator2 16″ Gunmetal Gray from Miami Shooters Supply?
We’re a trusted firearms dealer offering fast shipping, competitive pricing, and 100% compliance with U.S. federal firearm laws. All orders ship from our licensed facility with full tracking and expert customer service.
Where can I buy Rock River Arms RRA LAR15 Predator2 16″ Gunmetal Gray?
You can purchase this item directly on our website and have it shipped to your local FFL dealer. You can also visit us in-store in Miami, Florida.
Is Rock River Arms RRA LAR15 Predator2 16″ Gunmetal Gray available now?
Availability is shown live on this page. If the “Add to Cart” button is visible, this item is currently in stock and ready to ship.
What category does this product belong to?
This product is listed under: AR Rifles.
What tags or features does this product have?
Key features and tags for this product include: .
Is this product legal in my state?
It is your responsibility to ensure this item is legal in your state or locality. We ship only to valid FFL dealers in compliance with U.S. laws. Always check your local regulations.

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