Ruger SR-556 Gas Piston/Op-Rod AR-15 Carbine/Rifle

Ruger SR-556 Weapon Specs:

Caliber: 5.56×45mm NATO (5.56mm NATO) / .223 Remington
Capacity: 30 Rounds
Barrel: 16.12″
Barrel Twist: 1:9 Right Hand
Weight: 7.92 lbs
Total Length: 32.75″ – 36″ (depending on stock position)
Stock: 6 position M4/M4A1 Carbine style
Exernal Coating/Finish: Manganese Phosphate, Hardcoat Anodized.

Features and Accessories:

- Chrome-Plated Gas Piston and 4-position Gas Regulator. The 4-Position Chrome-Plated Gas Regulator allows the operator to adjust gas pressure to compensate for weapon fouling and ammo power/impulse. It also allows him to turn the weapon into a single-shot rifle, if he desires.
- Chrome-Plated Bolt, Bolt Carrier, and Extractor
- Chrome-Lined Gas Block
- Full length Troy Industries Mil-Std-1913 “Picatinny” Quad Rail Handguard with Troy Industrys Rail Covers/Panels.
- Hogue Pistol grip.
- Ruger-branded Troy Industries BattleSights flip-up Back-Up Iron Sights (BUIS), front and rear.
- Ships with three 30-round Magpul PMAG magazines