Ruger SR-556 5.56/.223 14.5″ Semi-Auto AR-15 Sporting Rifle Piston Driven
SOLD FOR: $1,126
WOA#: WY231005SJ026
Make: Ruger
Model: SR-556
Serial Number: 590-47435
Year of Manufacture: 2013 (https://ruger.com/dataProcess/serialHistory/)
Caliber: 5.56/.223
Action Type: Semi-Automatic, Two Stage, Piston Driven
Markings: The left side of the receiver is marked with the Ruger Phoenix Logo and “RUGER / NEWPORT, NH USA / SN 590-47435”, “SR-556”, “SAFE FIRE”. Both sides of the grip are marked with the Ruger logo. The right side of the upper has a Splintered A Forge Mark. The right side of the receiver is marked “FIRE SAFE”. The BCG is marked with a Ruger Logo. The bottom of the barrel is marked “BEFORE USING READ INSTRUCTION MANUAL”. The top of the barrel is marked “5.56 NATO 1-9”. The right side of the handguard is marked “RUGER”. The optic is marked “Burris / AR-536”.
Barrel Length: 14.5”. 16” with BirdCage Flash Hider.
Sights / Optics: The top of the rifle has an uninterrupted picatinny rail system for all your favorite sights and optics. The rail is mounted with a Burris AR-536 Red Green Illuminated sight. The sight picture is clear and the optic functions correctly.
Stock Configuration & Condition: The buttstock is a collapsible Adaptive Tactical Ex Performance AR stock with ambi QD mounts, sling slot, and rubber recoil pad. The pistol grip is a Ruger rubber overmolded ergonomic grip with cobblestone texturing. THe handguard is a user configurable 11” handgaurd with a picatinny on the bottom position and grip panels on the sides. The LOP measures 14” from the front of the trigger to the back of the fully extended buttpad. The stock rates in about Excellent overall condition.
Magazine Quantity & Condition: None.
Type of Finish: Type 3 Anodized Black Hard Coat
Finish Originality: Original
Bore Condition: The bore is bright and the rifling is sharp. There is no visible erosion in the bore.
Overall Condition: This rifle retains about 98% of its metal finish. There is finish loss on the case deflector as well as a few faint scratches on the receivers. There is some minor wear on the picatinnies. The screw heads are sharp and pins are unmarred. The markings are clear. Overall, this rifle rates in about Very Good condition.
Mechanics: The action functions correctly. We did not fire this rifle. As with all used firearms, a thorough cleaning may be necessary to meet your maintenance requirements.
Box, Paperwork & Accessories: None.
Our Assessment: The Ruger SR-556 is a piston-driven AR-15 style semi-automatic rifle that brings Ruger’s reputation for durability and reliability into the tactical rifle arena. Chambered in 5.56 NATO, this firearm is designed to deliver consistent performance with a focus on reducing the fouling and heat typically associated with traditional gas-impingement systems. The piston system allows for cleaner, cooler operation, enhancing the rifle’s longevity and reducing the need for frequent cleaning and maintenance.
Built with a cold hammer-forged barrel for superior accuracy, the SR-556 also features a quad-Picatinny rail handguard, offering ample space for optics and accessories like foregrips, lights, or lasers. The two-stage piston system has a four-position gas regulator, enabling the shooter to adjust the rifle for different types of ammunition or suppressor use. This adaptability makes it a versatile choice for various shooting conditions.
In summary, the Ruger SR-556 provides a robust and reliable option for those looking for a piston-driven AR-15. Its versatility, combined with features tailored for performance and comfort, make it suitable for both enthusiasts and professionals alike. Whether it’s for home defense, hunting, or range shooting, the SR-556 stands as a well-engineered firearm that exemplifies Ruger’s commitment to quality and innovation. Please see our photos and good luck on your bid! – L.S.