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Sig Sauer 516
California Proposition 65 Warning

This product can expose you to chemicals including lead, known to cause cancer and birth defects. For more info visit P65Warnings.ca.gov.

Sig Sauer

516

$2,179.99
$1,999.99
Sale Price
Out of Stock

Sig Sauer 516G3, Semi-automatic Rifle, AR, 5.56 NATO, 16" Barrel, Threaded 1/2X28, SIG Flash Hider-Compensator. Anodized Finish, Black, Short-Stroke Piston Adjustable Gas System, Free Float M-LOK Handguard, Matchlite Duo Curved Trigger, Magpul DT Stock, 1 Magazine, 30 Rounds R516G3-556N-16B

Key Details
Brand Sig Sauer
Manufacturer Part Number R516G3-556N-16B
UPC 798681726684
SKU SGR516G3-556N-16B
Current Stock 0 available
Quantity Updated Apr 11, 2026 2:25 AM
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Purchase Requirements
  • This product requires FFL processing before pickup or transfer.
  • Age verification is required before checkout completion.
  • California compliance or distributor restriction review may apply.
  • Final availability is confirmed at checkout.
In-Store Pickup Required: All firearm purchases must be picked up at our Beverly Hills location after background check completion.
Product Description

The SIG516 G3 builds on the trusted legacy of the 516 series, combining modern upgrades with a proven, battle-tested design. Used in some of the toughest environments around the world and perfected right here in New Hampshire, the SIG516 G3 benefits from over a decade of real-world user feedback to offer exceptional durability and reliability in its class. Built to perform under the toughest conditions, the SIG516 G3 features premium components and an innovative set of features to ensure dependable performance. Inside, a short-stroke piston with an adjustable gas system helps keep the SIG516 G3 running flawlessly, allowing users to tune the gas settings for any mission.

Features
  • Short-Stroke Piston System Adjustable Gas System
  • Free-Floating M-LOK Handguard
  • Rear and Side Non-Reciprocating Charging Handles
  • Steel Reinforced Components for High Wear Areas
  • Fully Ambidextrous Controls
  • Sig Flash Hider Compensator
  • Matchlite Duo Curved Trigger
Specifications
UPC: 798681726684
Manufacturer: Sig Sauer
Manufacturer Part #: R516G3-556N-16B
Model: 516
Model (Alt): G3
Action: Semi-automatic
Barrel Length: 16"
Capacity: 30 Rounds
Finish: Anodized
Grips: Polymer
Type: AR