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Machine Gun Kings

Home / Rock River Arms AR2120 A4 R4 Pistol 10 223
Rock River Arms AR2120 A4 R4 Pistol 10 223

Rock River Arms AR2120 A4 R4 Pistol 10 223

$803.99

“Rock River Arms AR2120 LAR-15 A4 223 Rem/5.56 NATO 10.5″” 30+1 Hogue Grip Blk RRA LAR-15 A4 is offered in 2 barrel lengths. Both made of chrome moly, the 7″” has a 1:9″” twist, while the 10.5″” has a 1:7″” twist. The upper receivers on these pistols are forged and the lower receivers are chambered in .223/5.56. They have a gas block sight base and come with an A2 flash hider. The 7″” model features a black aluminum free-float tube handguard and the 10.5″” has a black R-4 handguard. Hogue rubber grips round out the weapon.”

In Stock – Ships 3-4 Days

SKU: 07626644b603 Category: Tags: , , , , , , ,

Description

Rock River Arms AR2120 A4 R4 Pistol 10 223 — $803.99

In Stock & Ready to Ship to your New Mexico FFL dealer.

Key Features

  • ✅ Various Quality — Factory precision and proven reliability
  • ✅ New Mexico Legal — Compliant with all NM state regulations
  • ✅ In Stock & Ships Fast — 3–5 business days to your NM FFL
  • ✅ Authorized Dealer — Full manufacturer warranty included
  • ✅ Expert Support — Real NM firearms experts
  • ✅ New Customer Discount — 20% off first order with code WELCOME20

    • – ✅ **NM Permitless Carry Ready** — No permit needed in New Mexico since 2021
    – ✅ **Concealed Carry Optimized** — Compact, reliable, all-day comfortable

Technical Specifications

Specification Detail
Manufacturer Various
Model Rock River Arms AR2120 A4 R4 Pistol 10 223
**Caliber** 5.56
Action Semi-Auto / Striker-Fired
Compliance New Mexico Legal
Warranty Full Manufacturer Warranty

Why Buy from Machine Gun Kings?

New Mexico’s trusted source for AR components, tactical platforms, and firearms. 15+ years serving NM gun owners. Licensed FFL dealer. Shipping daily to: Grants, Gallup, Cloudcroft, Deming, Raton, Belen, Alamogordo, Artesia.

New Mexico Gun Law Quick Facts

  • ✅ Permitless Carry — Constitutional carry since 2021
  • ✅ No Waiting Period — Take delivery same day (after NICS)
  • ✅ No Magazine Limits — Zero capacity restrictions
  • ✅ Castle Doctrine — Strong home defense protections

Frequently Asked Questions

Do I need a permit to carry this pistol in New Mexico?

No. New Mexico passed constitutional carry in 2021. Any law-abiding resident 19+ can carry concealed without a permit.

What’s the best holster for this pistol in NM?

We carry Kydex IWB and OWB holsters for most pistols. Contact us for recommendations matched to your carry style.

Does the Rock River Arms AR2120 A4 R4 Pistol 10 223 come with a warranty?

Yes. As an authorized Various dealer, Machine Gun Kings ensures every Rock River Arms AR2120 A4 R4 Pistol 10 223 includes the full manufacturer warranty.

Can I use the WELCOME20 coupon?

Yes! New customers get 20% off their first order at Machine Gun Kings. Use code WELCOME20 at checkout.

How long does shipping take to New Mexico?

Most orders reach your FFL within 3–5 business days. We ship Monday–Friday from our New Mexico warehouse.

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