Caliber: 5.56mm NATO/.223 Rem.
Capacity: 30 Rounds
Finish: ManganesePhosphate/HardcoatAnodized
Stock: 6-Position Telescoping M4-Style
Barrel Length: 16 1/8"
Groove: 6
Twist: 1:9" RH
Overall Length: 32.75" - 36"
Weight: 7.92 lbs
California Approved: No
Massachusetts Approved: No
Front Sight(s): Folding BattleSights (Elev.)
Rear Sight(s): Folding BattleSights (Windage)
Other Features: AR Compatible Selector Lever
Miscellaneous: AR-style SR-556 ships with 10" Troy Industries Quad Rail, Three Troy Industries Rail Covers, 3 30-Rounds Magazines, and a soft Ruger case. Also includes Hogue® Monogrip® Pistol Grip.
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