NEWINGTON, N.H., (November 12, 2025) – SIG SAUER, industry leading manufacturer of cutting-edge firearms, optics, and ammunition is proud to introduce the SIG516 G3 .

Designed as the ultimate battle rifle, the SIG516 G3 extends the legacy of the 516 series, bringing new technology to the venerable weapons system. Tested around the world and perfected in New Hampshire, the SIG516 G3 brings a decade of internal engineering know-how on similar rifle projects to create the most rugged, durable platform in its class.

Capable of performing under the harshest conditions, the SIG516 G3 utilizes premium components and an innovative feature set to deliver uncompromising reliability. Inside the rifle, a short-stroke piston with an adjustable gas system, keeps the SIG516 G3 in flawless operation

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