# Ruger 5 56 NATO Firearms - Guns For Sale

Ruger 5.56 NATO firearms include AR-556 rifles and lowers, Mini-14 Tactical models, and the Ruger American Ranch Gen II bolt action rifle. This tag brings together semi-auto and bolt action options chambered in 5.56 NATO, with many models also suited for .223 Remington use.

Browse compact tactical rifles, optic-ready AR-556 MPR builds, adjustable MOE-stock configurations, 16-inch and 18-inch barrel options, and finishes like black, Frazzled Brown, Yeti Camo, and Cobalt/FDE. These Ruger 5.56 firearms cover range use, ranch work, and general-purpose rifle setups.

## Featured Firearms (36 total)

| Product | Caliber | Price |
|---------|---------|-------|
| [Ruger AR-556 MPR: 5.56 NATO, 18" Barrel, Frazzled Brown Finish](https://gunsnation.com/p/ruger-ar-556-mpr-5-56-nato-18-barrel-frazzled-brown-finish/UCCy77mL2) | 5.56 NATO | - |
| [Ruger AR-556 Tactical Rifle - 16.1" .223 Rem/5.56 NATO, 30-Rd](https://gunsnation.com/p/ruger-ar-556-tactical-rifle-16-1-223-rem-5-56-nato-30-rd/UCCy77mIp) | 5.56 NATO | - |
| [Ruger AR-556 - 5.56 NATO Semi-Auto Rifle w/ Adjustable Stock, Black](https://gunsnation.com/p/ruger-ar-556-5-56-nato-semi-auto-rifle-w-adjustable-stock-black/UCCy77mKo) | 5.56 NATO | - |
| [Ruger AR-556 MPR - 18" 5.56 NATO/.223 Rem Semi-Auto Rifle Black](https://gunsnation.com/p/ruger-ar-556-mpr-18-5-56-nato-223-rem-semi-auto-rifle-black/UCCy77mKQ) | 5.56 NATO | - |
| [Ruger AR-556 MPR Patriot 5.56 NATO Rifle - Flag Cerakote Finish](https://gunsnation.com/p/ruger-ar-556-mpr-patriot-5-56-nato-rifle-flag-cerakote-finish/UCCy77mKv) | 5.56 NATO | - |
| [Ruger AR-556 MPR Turquoise 5.56 NATO 18" Optic-Ready Rifle](https://gunsnation.com/p/ruger-ar-556-mpr-turquoise-5-56-nato-18-optic-ready-rifle/UCCy77mN0) | 5.56 NATO | - |
| [Ruger AR-556 Tactical Rifle - 5.56 NATO, 16.1", Adjustable Black](https://gunsnation.com/p/ruger-ar-556-tactical-rifle-5-56-nato-16-1-adjustable-black/UCCy77mEk) | 5.56 NATO | - |
| [Ruger Mini-14 Ranch Gen 2 Blued Hardwood 5.56 NATO Semi-Auto Rifle](https://gunsnation.com/p/ruger-mini-14-ranch-gen-2-blued-hardwood-5-56-nato-semi-auto-rifle/UCCy77fFv) | 5.56 NATO | - |
| [Ruger AR-556 Distressed White 5.56 NATO Semi-Auto Rifle](https://gunsnation.com/p/ruger-ar-556-distressed-white-5-56-nato-semi-auto-rifle/UCC75ey5C) | 5.56 NATO | - |
| [Ruger American Ranch Bolt-Action Rifle, 5.56 NATO, FDE/Black](https://gunsnation.com/p/ruger-american-ranch-bolt-action-rifle-5-56-nato-fde-black/UCCy78YH1) | 5.56 NATO | - |
| [Ruger Mini-14 Tactical .223 Rem Walnut 18.5" Semi-Auto Rifle](https://gunsnation.com/p/ruger-mini-14-tactical-223-rem-walnut-18-5-semi-auto-rifle/UCCy77fSa) | 5.56 NATO | - |
| [Ruger AR-556 MPR Rose Gold Semi-Auto Rifle - 18" 5.56 NATO](https://gunsnation.com/p/ruger-ar-556-mpr-rose-gold-semi-auto-rifle-18-5-56-nato/UCCy77mLI) | 5.56 NATO | - |
| [Ruger Mini-14 Tactical .223 Rem 16" Semi-Auto Rifle - Black](https://gunsnation.com/p/ruger-mini-14-tactical-223-rem-16-semi-auto-rifle-black/UCCy77fKp) | 5.56 NATO | - |
| [Ruger AR-556 MPR .223 Rem Semi-Auto Rifle - Tactical Black](https://gunsnation.com/p/ruger-ar-556-mpr-223-rem-semi-auto-rifle-tactical-black/UCCy77mH7) | 5.56 NATO | - |
| [Ruger AR-556 Bronze Tactical 5.56 NATO Rifle - Versatile & Reliable](https://gunsnation.com/p/ruger-ar-556-bronze-tactical-5-56-nato-rifle-versatile-reliable/UCC75ey4T) | 5.56 NATO | - |
| [Ruger AR-556 Tactical 5.56 NATO, Texas Orange Edition Rifle](https://gunsnation.com/p/ruger-ar-556-tactical-5-56-nato-texas-orange-edition-rifle/UCC75ey73) | 5.56 NATO | - |
| [Ruger AR-556 Distressed: Versatile Semi-Auto Rifle, 5.56 NATO](https://gunsnation.com/p/ruger-ar-556-distressed-versatile-semi-auto-rifle-5-56-nato/UCC75ey4h) | 5.56 NATO | - |
| [Ruger AR-556 Bronze Tactical Rifle, 5.56 NATO, 30-Round, 16" Barrel](https://gunsnation.com/p/ruger-ar-556-bronze-tactical-rifle-5-56-nato-30-round-16-barrel/UCC75ey4C) | 5.56 NATO | - |
| [Ruger AR-556 United We Stand 5.56 NATO Semi-Auto Rifle](https://gunsnation.com/p/ruger-ar-556-united-we-stand-5-56-nato-semi-auto-rifle/UCtSLH5u) | 5.56 NATO | - |
| [Ruger AR-556 Tactical 5.56 NATO Rifle - Adjustable & Optic Ready](https://gunsnation.com/p/ruger-ar-556-tactical-5-56-nato-rifle-adjustable-optic-ready/UCCy77mJR) | 5.56 NATO | - |

*Showing 20 of 36 products*

## Related Tags

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- [Tactical](https://gunsnation.com/t/tactical)
- [Hunting](https://gunsnation.com/t/hunting)
- [Optic-Ready](https://gunsnation.com/t/optic-ready)
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