Pre-Owned
RUGER - 45877

Ruger AR-556 5.56 NATO 30rd

Pre-Owned Ruger AR-556 semi-automatic rifle in 5.56 NATO with a cold hammer-forged barrel, mil-spec AR-15 architecture, and one magazine included. Read more ↓
$549.00

1 in stock

Description

This Pre-Owned Ruger AR-556 is a semi-automatic 5.56 NATO carbine built on standard AR-15 architecture, introduced by Sturm, Ruger & Co. as an American-made entry point into the platform. It uses a carbine-length direct impingement gas system with a rotating bolt, forged 7075-T6 aluminum receivers, and mil-spec dimensions throughout, so parts, furniture, and optic mounts from the broader AR market drop right on. Shooters looking for a general purpose defensive, range, or training rifle without stepping into specialty pricing will find it familiar from the first round.

The rifle shows handling from prior use consistent with a working carbine, with mechanical function intact. One magazine is included.

Ruger AR-556 Features

  • Cold hammer-forged 4140 chrome-moly steel barrel with a 1:8" twist, which stabilizes a wide spread of 5.56 and .223 bullet weights
  • Carbine-length direct impingement gas system paired with a rotating bolt for straightforward, well understood cycling
  • Forged 7075-T6 aluminum upper and lower receivers that keep the rifle light while holding mil-spec dimensions for aftermarket compatibility
  • Chrome-plated bolt carrier interior and staked gas key, details that aid reliability and ease cleanup after range sessions
  • Six-position telescoping M4-style buttstock on a Mil-Spec buffer tube, letting the rifle adjust to different shooters and gear layers
  • 1/2"-28 threaded muzzle under the flash suppressor, leaving the door open for other muzzle devices

Specifications

  • Condition: Pre-Owned
  • Manufacturer: Ruger
  • Model: AR-556
  • Operating System: Semi-automatic, gas-operated direct impingement with rotating bolt, carbine-length gas system
  • Frame Material: Forged 7075-T6 aluminum upper and lower receivers
  • Barrel Type: Cold hammer-forged 4140 chrome-moly steel, 1:8" RH twist, 1/2"-28 threaded muzzle with flash suppressor
  • Safety System: Standard AR-15 manual thumb safety selector
  • Finish Type: Type III hard-coat anodized receivers, matte black barrel finish
  • Included Accessories: One magazine
  • Additional Notable Specs: 9310 steel bolt, 8620 steel bolt carrier with chrome-plated interior and staked gas key, six-position M4-style buttstock on a Mil-Spec buffer tube

Specifications

SKU 18742
Condition PRE-OWNED
Brand RUGER
Caliber 5.56 NATO
Action SEMI-AUTO
Mag Capacity 1/30
Barrel Length 16"

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