Sturm Ruger AR-556 5.56 NATO Semi-Auto Rifle, 16 inch Threaded Barrel, 1:8 Twist, Flat-Top Receiver, 2016, Includes 2x 30-Round Mags
This 2016 Ruger AR-556 pairs a 16 inch 4140 chrome-moly steel threaded barrel with a flat-top receiver and classic A2-style front sight base. It features a carbine-length gas system, a 1:8 twist for 5.56 NATO, and Ruger-marked components throughout. The rifle is in very good condition and comes with two 30-round magazines, including a Magpul PMAG.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: Photos show minimal, superficial handling marks. The bore presents a bright, reflective interior. Please refer to the pictures for a closer look.
What’s Included
- Ruger AR-556 5.56mm NATO semi-automatic rifle
- Two 30-round magazines (includes at least one Magpul PMAG polymer magazine)
The receiver is 7075-T6 aluminum with a Type III hard-coat anodized finish in black, and is marked "RUGER MAYODAN, NC USA." The flat-top upper provides a continuous Picatinny rail, and the rifle includes a forward assist, brass deflector, and ejection-port dust cover. A Ruger-logo charging handle is installed.
The 16 inch barrel is made from 4140 chrome-moly steel, is threaded, and capped with an A2-type birdcage flash suppressor. A 1:8 twist supports a broad range of 5.56 NATO bullet weights. The carbine-length gas system and A2-pattern fixed front sight base deliver a familiar, proven configuration.
The furniture includes a collapsible, adjustable polymer stock with a textured buttplate and an A2-style pistol grip. The carbine-length, two-piece polymer handguard uses delta-ring retention and features Ruger roundel medallions.
Chambered in 5.56mm NATO with a 30+1 capacity, this AR-15 platform rifle was manufactured in 2016 in the USA. It arrives with two 30-round magazines, including a Magpul PMAG, and retains Ruger’s hallmark fit and finish across its marked components.