Buy SIG SAUER SIG516 G3 Rifle: Proven Performance, Modern Enhancements
The Buy SIG SAUER SIG516 G3 represents the evolution of a battle-tested platform. Refined through over a decade of real-world feedback and built in New Hampshire, this rifle blends legendary SIG516 reliability with modern, user-centric features for exceptional performance in any condition.
Ready to own a piece of this legacy? Buy the SIG516 G3 for a rifle engineered to exceed expectations.
Engineered for Uncompromising Reliability
At the heart of the SIG516 G3 is a robust short-stroke piston system with an adjustable gas block. This premium operating system reduces fouling in the receiver, runs cleaner and cooler than direct impingement, and allows you to tune the gas setting for your ammunition or suppressor use. It’s the core of the rifle’s famed durability.
Key Features & Benefits
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Proven Piston Operating System: The adjustable short-stroke piston ensures flawless function and easy maintenance in harsh environments.
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Cold Hammer Forged Barrel: The 16-inch, 1:7 twist barrel is crafted from cold hammer forged steel for exceptional accuracy, longevity, and consistent 5.56 NATO performance.
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Fully Ambidextrous Design: Featuring ambidextrous safety selector, magazine release, bolt catch, and non-reciprocating charging handles (rear and side) for unmatched operational flexibility.
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Enhanced Durability Components: Steel-reinforced cam path and feed ramps in critical high-wear areas guarantee long-term reliability under heavy use.
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Modern Ergonomic Platform: Comes standard with a free-floating M-LOK handguard for accessory mounting, a SIG Matchlite DUO curved trigger for a crisp break, and a Magpul CTR stock.
Why Choose the SIG516 G3?
When you buy the SIG SAUER SIG516 G3, you’re investing in more than just a rifle. You’re getting a refined tool built on a legacy of proven performance. It’s the ideal choice for the serious shooter who demands a rugged, reliable, and feature-rich modern sporting rifle straight from the box.
Detailed Specifications
| Category | Specification |
|---|---|
| SKU | R516G3-556N-16B |
| Caliber | 5.56 NATO |
| Barrel | 16″ Cold Hammer Forged Steel |
| Twist Rate | 1:7 |
| Muzzle Device | SIG Flash Hider-Compensator |
| Operating System | Short-Stroke Adjustable Piston |
| Handguard | Free-Floating M-LOK w/ Picatinny Top Rail |
| Controls | Fully Ambidextrous |
| Trigger | SIG Matchlite DUO Curved |
| Stock | 6-Position Magpul CTR |
| Magazine | (1) 30-Round Polymer |
| Finish | Black Anodized |
| Overall Length | 36.5″ (927 mm) |
| Weight | 7.7 lbs (3.5 kg) |
| Gas System | Adjustable (Yes) |
The Definitive Piston-Driven AR
The SIG516 G3 continues to raise the standard for what a modern, piston-driven rifle can be. With its proven performance capabilities, upgraded feature set, and established history of field durability, it is built to serve reliably for years to come.
Ready to experience the SIG516 evolution? Buy the SIG SAUER SIG516 G3 rifle today.
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