Unveiled in the NRA Exhibit Hall at 10:00 AM today, it’s the SR-556.

Ruger enters the market with a piston-driven AR, 5 years in development.


(click for largissimo size)

The Ruger SR-556 features:

  • 6-Position Telescoping m4-Style Buttstock housing a Mil-Spec buffer and spring
  • Hogue Monogrip Pistol Grip
  • Chrome-Plated Bolt, Bolt Carrier and Extractor
  • Troy Industries Folding BattleSites that co-witnesses with Mil-Spec optics
  • Troy Industries Quad Rail Handguard providing four Mil-Std 1913 Picatinny rails for accessories, including the M203 Grenade launcher
  • Troy Industries Rail Covers
  • MAGPUL PMAG 30-Round Magazines with stainless steel springs for corrosion resistance and an anti-tilt, self lubricating follower.
  • Cold-Hammer-Forged, Chrome-lined Mil-Spec 41V45 Barrel
  • Chrome-Plated, Two-Stage Piston Driven Operating System.  All of the by-products od the gas system are vented out the bottom of the gas block, away from the bolt carrier, keeping the action clean and free from contaminants.
  • 4-position Chrome-Plated Gas Regulator – adjustable for optimum reliability and superior operating endurance.  The gas system may me closed completely for manual operation during training or when using a suppressor.

Other Details:

Catalog number: SR-556FB
Model Number: 05902
Caliber: 5.56mm NATO / .223 Rem
Capacity: 30
Barrel Length: 16.12″
Length: 32.75″ – 36.00″
Height: 7.75″ (with sights folded)
Width: 2.50″
Weight: 7.92 lbs (without Magazine)
Twist: 1:9 RH
Grooves: 6
MSRP: $1,995.00

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