Sig Sauer 516 G2 Patrol Semi-Automatic 223 Remington/5.56 NATO 16" 30+1 6-Position Black Stk Black Hard Coat Anodized

Action: Semi Automatic - Caliber: 5.56mm NATO - Capacity: 30 - Sights: Iron Flip-Up Adj. - Stock: SIG Stock - Barrel Length: 16 - Grooves: 6 - Twist: 1:7 - Overall Length: 37.5 - Weight: 7.3 lb FEATURES - Gas piston operating system - Four-position gas regulator - 5.56 x 45mm NATO- Free-floating military grade Nitride treated barrel - M1913 Picatinny flat top upper - 7075-T6 Aircraft grade aluminum upper & lower receiver with hard coat anodize finish - Flip-up iron sights The Fulfilled Potential Of The AR-15/M16 One of the most tested and proven weapons systems in the world achieves ultimate refinement with the introduction of the SIG516 rifle. With its Nitride treated military grade barrel and adjustable four-position gas regulator the SIG516 incorporates all of the most desirable mechanical improvements. Add to these a free-floating forend and you have the most advanced versatile AR-based rifle available.