Sig Sauer 516 for sale
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Sig Sauer R516G3556N16BBRZ 516 G3 5.56 NATO 30+1 16" Black Threaded Barrel, Bronze Cerakote Aluminum Receiver w/Picatinny Rail, M-LOK Handguard, Magpul DT Black Polymer Stock, AR Compatible Reduced An
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
16"
Caliber:
5.56×45mm NATO
Capacity:
30
Finish Per Color:
Bronze
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Sig Sauer R516G3556N16B 516 G3 Mohawk 5.56 NATO 30+1 16" Black FNC Barrel, Black Anodized Alloy Receiver w/Picatinny Rail, M-LOK Handguard, Black Polymer Stock, Textured Grip, Ambidextrous
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
16"
Caliber:
5.56×45mm NATO
Capacity:
30
Finish Per Color:
Black
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Sig Sauer SIG516 G3 5.56 NATO 11.5" Bbl Flash Hider AL M-LOK Handguard Matchlite Duo Curved BSL Brace Black Pistol w/(1) 30rd Mag P516G3-556N-11B
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
11.5"
Caliber:
5.56×45mm NATO
Capacity:
30
Finish Per Color:
Black
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SIG SAUER SIG516 G3 5.56 NATO 16in 30rd Black Semi-Auto Rifle (R516G3-556N-16B-CP1)
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
16"
Caliber:
5.56×45mm NATO
Capacity:
30
Finish Per Color:
Black
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SIG SAUER SIG516 G3 5.56 NATO 16in 10rd Semi-Auto Rifle (R516G3-556N-16B-CP1-10)
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
16"
Caliber:
5.56×45mm NATO
Capacity:
10
Finish Per Color:
Black
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Sig Sauer 516 G3 SBR 5.56 11.5" Barrel 30-Rounds
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
11.5"
Caliber:
5.56×45mm NATO
Capacity:
30
Finish Per Color:
Black
(0)
Sig Sauer P516 5.56 NATO 7.5" Pistol with SB15 Pistol Stabilizing Brace P516G2-7B-PSB
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
7.5"
Caliber:
.223 Rem/5.56×45mm NATO
Capacity:
10
(1)
Sig Sauer 516 Patrol 5.56 NATO R516G2-16B-P-FDE
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
16"
Caliber:
5.56×45mm NATO
Capacity:
30
Finish Per Color:
Flat Dark Earth
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Sig Sauer 516 G2 Patrol Semi-Automatic 223 Remington/5.56 NATO 16" 30+1 6-Position Black Stk Black Hard Coat Anodized
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
16"
Caliber:
.223 Rem/5.56×45mm NATO
Capacity:
30
Finish Per Color:
Black
Frequently Asked Questions
Sig Sauer 516 for sale
How much is a SIG 516 worth?
SIG 516 rifles average $1,849.58 new and $1,133.13 used. Original MSRP ranged $1,993–$2,199. Production has ended, limiting availability. Prices vary by condition and variant, so check current listings for accurate pricing.
Is the SIG 516 a good rifle?
The SIG 516 is a piston-driven AR-style rifle praised for reliability and accuracy. Its stock trigger is commonly criticized as heavy and inconsistent. The line remains in production, with a current G3 generation available. Overall it's considered a solid performer but not exceptional for its price point.
Is the SIG 516 discontinued?
Earlier variants of the SIG 516 were discontinued, but the platform evolved rather than disappeared entirely. SIG Sauer produces the SIG516 G3, a newer generation model. Used original 516 models occasionally appear on the secondary market.
What makes the SIG 516 unique?
The SIG 516 features a short-stroke piston gas system with a 4-position regulator, reducing recoil and carbon fouling compared to direct-impingement AR-15s. It also has a non-reciprocating charging handle, free-floating chrome-lined barrel, and quad rail. The stock trigger is notably heavy.
When was the SIG 516 made?
SIG Sauer introduced the 516 at the 2010 SHOT Show as a piston-driven alternative to standard AR-15s, featuring a short-stroke gas system and non-reciprocating charging handle.
What are common SIG Sauer 516 problems?
SIG Sauer issued a mandatory safety recall on the SIG516 Carbon Fiber (along with SIG716 DMR and SIGM400) requiring full hammer and trigger assembly replacement due to heat-treatment defects. Some owners also report ejection issues specifically when shooting in the rollover prone position with the port facing down.
What caliber is the SIG Sauer 516?
The SIG Sauer 516 is chambered in 5.56mm NATO. It accepts standard NATO rounds and ships with a 30-round magazine. Its 16-inch barrel has a 1:7-inch twist rate.
What is the SIG 516's effective range?
The SIG 516 in 5.56mm NATO is effective to around 300–400 yards for defensive use, with reliable accuracy at 100 yards and successful steel target engagements at 400 yards. Actual effective range depends on optics, ammunition, and shooter skill.
