One of the most tested and proven weapons systems in the world achieves ultimate refinement with the introduction of the SIG516 rifle. With its chrome-lined, phosphated, 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 quad rail forend and barrel, and you have the most advanced, versatile AR-based rifle available.

• Gas piston operating system
• Four-position gas regulator
• 5.56 x 45mm NATO
• Free-floating military grade chrome lined barrel
• M1913 Picatinny flat top upper
• 7075-T6 Aircraft grade aluminum upper and lower receiver with hard coat anodize finish
• Flip-up iron sights