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Ruger SR-556 5.56 NATO 16" BBL Piston Quad-Rail AR-15 Mag & Soft Case
Guns International #: 103731437 Seller's Inventory #:
Category: Ruger Rifles - AR15 - AR15 Rifles
Seller's Information
When emailing or calling sellers direct, please mention that you saw their listing on GunsInternational.com
Seller: National-Armory
Member Since: 5/3/24
State: Pennsylvania
Zip: 15108
Country: United States
Phone: (724) 457-8060
Platinum Seller
Number of Active Listings: 257
Total Number of Listings: 366
Seller: FFL Dealer
Return Policy: 3 day inspection and return policy on used guns.
Payment Types Accepted: CREDIT CARD, MONEY ORDER, CASHIER'S CHECK, PERSONAL CHECKS, GUN TAB
About Us: We are a large online and brick & mortar retailer near Pittsburgh, PA. We deal in new firearms as well as historical, classic, and vintage firearms. Ask us about C&R on applicable items! National Armory follows all local, state, and federal laws. It is the buyer's responsibility to know their laws before purchasing. Prices do not include shipping.
Description:
MANUFACTURER: RUGER
MODEL: SR-556
CONFIGURATION: SHORT-STROKE PISTON CARBINE
YEAR MANUFACTURED: 2013
COUNTRY OF ORIGIN: UNITED STATES
SERIAL NUMBER: 591-15777
CALIBER: 5.56 NATO
CAPACITY: 30+1 ROUNDS
BARREL LENGTH: 16.12"
BARREL FEATURES: COLD HAMMER-FORGED, CHROME-LINED, FOUR-POSITION ADJUSTABLE GAS SYSTEM
MUZZLE: A2 BIRDCAGE FLASH SUPPRESSOR
OPERATING SYSTEM: SHORT-STROKE PISTON
ACTION: SEMI-AUTO
TWIST RATE: 1:9 RH
TRIGGER: SINGLE-STAGE
CONFLICT ORIGIN: GWOT
IRON SIGHTS: RUGER-BRANDED SAMSON FLIP-UP FRONT & REAR SIGHTS
OPTICS READY: FULL-LENGTH PICATINNY TOP RAIL
UPPER / LOWER MATERIAL: FORGED ALUMINUM
HANDGUARD / GRIP TYPE: FREE-FLOAT ALUMINUM QUAD PICATINNY HANDGUARD WITH RAIL COVERS; RUBBERIZED POLYMER PISTOL GRIP
FIREARM FINISH: MATTE BLACK ANODIZED
CONDITION: VERY GOOD TO EXCELLENT WITH MINOR HANDLING MARKS
ADDITIONAL FEATURES: FOUR-POSITION ADJUSTABLE GAS REGULATOR, SIX-POSITION ADJUSTABLE POLYMER STOCK, SLING MOUNT, RUGER BRANDED RAIL SCALES
WHAT’S INCLUDED: RIFLE, RUGER SOFT CARRY CASE, ONE MAGAZINE, RUGER BRANDED RAIL SCALES
The Ruger SR-556 was built for shooters who refuse to compromise between reliability and modularity. Designed around Ruger's proven short-stroke piston operating system, this rifle delivers the familiar handling of the AR-15 while running noticeably cleaner during extended firing sessions. Whether it's protecting the home, riding in a patrol vehicle, or spending weekends on the training range, the SR-556 inspires confidence every time the bolt goes into battery.
What separates the SR-556 from conventional AR-pattern rifles is its rugged piston-driven operating system. Instead of directing hot gases back into the receiver, Ruger's two-stage short-stroke piston keeps heat and fouling forward where they belong. Combined with its cold hammer-forged, chrome-lined barrel, the rifle delivers exceptional service life, dependable reliability, and consistent accuracy through demanding firing schedules. It's a platform engineered to keep running when lesser rifles begin to choke on carbon and heat.
Everything about the rifle feels instantly familiar to experienced AR shooters. The controls are intuitive, the adjustable stock quickly adapts to different shooting positions or gear, and the rubberized polymer grip provides a secure hold in virtually any environment. Up front, the free-float quad Picatinny handguard creates a rock-solid interface that balances durability with excellent control, whether shooting from barricades, supported positions, or offhand.
Modern rifles are judged by their ability to adapt, and the SR-556 excels in that role. The uninterrupted Picatinny top rail is ready for red dots, LPVOs, magnified optics, or night vision, while the quad rail handguard easily accommodates white lights, aiming lasers, sling hardware, bipods, vertical grips, and other essential accessories. Ruger-branded Samson flip-up sights remain ready as a durable backup sighting system without interfering with today's optics.
The SR-556 remains one of the most respected factory-built piston ARs Ruger has ever produced because it was engineered from the ground up instead of simply modified after the fact. Its proven short-stroke piston system, premium cold hammer-forged barrel, and factory-built reliability continue to make it a sought-after alternative to traditional direct impingement carbines. For shooters who appreciate quality engineering and hard-use dependability, this is the kind of rifle that earns its place in a serious collection—and keeps it.
***Please see pictures for condition and wear***
SHIPPING INFORMATION:
IF THE ITEM YOU PURCHASE IS C&R ELIGIBLE, WE WILL ACCEPT A C&R LICENSE
WE TRY TO SHIP FIREARMS THE SAME DAY PAYMENT/FFL IS RECEIVED.
WE SHIP TO ALL 50 US STATES
IF YOU WANT INSURANCE FOR THE FINALAMOUNT PLEASE SELECT “OTHER”
PAYMENT OPTIONS:
*MONEY ORDER
*CERTIFIED CHECK
*CASHIER’S CHECK
*CREDIT CARD (3% FEE)
*IF PAYING BY CHECK PLEASE MAKE CHECK OUT TO: NATIONAL ARMORY
Layaway is available on purchases of $749.99 and above, see Additional Terms of Sales for details.
PROCEDURES:
IF YOUON A GUN AND DECIDE TO CANCEL YOURWE ARE UNABLE TO DO THAT FOR YOU PER GUN ’S POLICY. IF THE ENDS AND NO OTHER BIDS HAVE COME IN ON THAT GUN AND YOU STILL DO NOT WANT IT YOU WILL BE SUBJECT TO A 20% RESTOCKING FEE
SALES TAX:
PURCHASES ARE SUBJECT TO SALES TAX FROM
STATE & LOCAL LAWS:
CHECK YOUR LOCAL LAWS PRIOR TO . IF YOU HAVE QUESTIONS REACH OUT TO A LOCAL FFL AND THEY WILL BE ABLE TO HELP YOU ANSWER QUESTIONS REGARDING YOUR STATE'S SPECIFIC LAWS BETTER THAN WE CAN. IT IS THE BUYER’S RESPONSIBILITY TO KNOW IF HE/SHE CAN LEGALLY OWN A FIREARM AND ACCESSORIES BEFORE PLACING A BID.
DISCLAIMER
All pre-owned firearms offered by National Armory are thoroughly inspected by our on-site gunsmith to ensure they are in proper working condition. While test firing may or may not be conducted, all firearms are evaluated for basic function and safety. It is solely the buyer’s responsibility to be familiar with and comply with all federal, state, and local laws regarding firearm ownership and accessory restrictions, including but not limited to magazine capacity and prohibited features. All sales are final.
Price: $1,024.99
Rifle Caliber: 5.56x45mm NATO
Manufacturer: Ruger
Model: SR-556
Serial Number: 591-15777
Barrel Length: 16
Bore: Strong
Condition: Good
Metal Condition: Good
Bore Condition: Good