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AR-15 Rifles

AR-15 Rifles

Looking to buy AR-15s online? Impact Guns has the right AR-15 for you!

The AR-15 (also known as the AR15 or AR 15) is America's most popular rifle. The modular AR-15 platform makes it easy to build, customize and configure your gun exactly the way you want it. The AR-15 has proven itself to be reliable, rugged, and accurate, and has been in use by the U.S. military and law enforcement for over 40 years now in various configurations like the M-16 or the M-4. It is the optimal choice for sport, home defense, competitive shooting, hunting, and more. Impact Guns has a huge selection of the best AR-15 rifles for sale. We carry AR 15 pistols, lowers, uppers, magazines, parts, accessories, AR-15 scopes, suppressors, and more.  Just a few of the manufacturers of AR15 rifles for sale that we carry are Bushmaster, Colt, DPMS, Rock River Arms (RRA), Armalite, Ruger, Smith & Wesson, and more!

Shop with confidence when you buy AR-15s online from Impact Guns. 

Sig M400 Predator 5.56 18" SS Predator (1) 5RD MAG

$1,582.00 $1,188.49
Very Low Stock

SIGM400 Predator 5.56mm NATO 18 Inch Heavy Stainless Steel Barrel ALG M-Lok Handguard Black 5 Round The SigM400 Series Predator Rifle is designed for use in the sporting field, as well as competitive shooting. The SIGM400 Predator is a true AR...

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Sig Silencer 45 Auto .578X28 AND M16x1lh

$699.99
Very Low Stock
Free Shipping

The SRD45 .45AUTO Pistol Silencer features a Grade 9 Titanium tube and 17-4PH baffles allowing for light weight and durability. The SRD45 features a booster for use with “Browning Titling Barrel” type pistols. A fixed barrel spacer is also...

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Sig 556 Nato Mag, 30rd, Black

$21.99
Available Online

This Sig factory aluminum 30 Round AR-15 magazine is compatible with MCX, 556XI, 516 and M400.Finish: Black Gun Model: MCX / 556XI / 516 / M400 Caliber: 5.56 NATO Capacity: 30 Round

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Sig P516 G2 CQB, .223/5.56, 11", W/PSB, Black

$1,990.00 $1,587.19
Very Low Stock

This firearm features an 11" hammer forged barrel, an SBX pistol stabilizing brace, and an ambidextrous charging handle. FAMILY:P516 Series MODEL:P516 Pistol TYPE:Semi-Auto Pistol ACTION:Semi-Auto FINISH:Black STOCK/FRAME:Alloy Frame SPC...

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Sig MPX 9MM Rifle Carbine 16" Barrel Collapsible Stock 30rd Mag

$2,016.00 $1,508.89
This item is no longer available

MPX Carbine 9mm 16 Inch Barrel (13.3 Inch Plus 2.7 Inch Fixed Flash Hider) KeyMod Rail System Adjustable Stock 30 Rounds Fully locked short-stroke pushrod gas operating system with KeyMod rail system, ambi-charging handle, telescoping stock and...

Sig M400 AR-15 5.56/223 Carbine 16" Barrel 30 Rd mag

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Out of Stock

SIG M400 SRP 5.56 NATO 16" 30RD TELESCOPING STOCK FLIP-UP REAR SIGHT, "F" MARKED FRONT SIGHT, 6-POSITION TELESCOPING STOCK, SIG SAUER GRIP, NITRIDE TREATED BARREL, AMBIDEXTROUS CONTROLS DIRECT IMPINGEMENT GAS OPERATING SYSTEM WITH ROTATING LOCKING...

Sig 556R 7.62x39 Magazine 30 Round

$42.29
Out of Stock

Mfg by TAPCO, sold and shipped by Sig Sauer This Sig Sauer Magazine is a Factory Original Replacement Part, manufactured to the same specifications and tolerances using the same materials as the OEM Magazine that came with the rifle, guaranteeing...

Sig MCX Patrol Rifle 300 BO 16I" Barrel Folding Stock 30rd Mag

$2,131.00 $1,849.89
This item is no longer available

SIG SAUER MCX® PATROL •Finish: Black •Semi-auto •Short-stroke gas piston system, 2-position gas valve •Adaptive weapon system lets users can change out barrels, calibers, stocks, & handguards in the field •Anodized aluminum alloy receivers &...

Sig M400 SWAT 5.56/223 16" Barrel Tele Stock 30Rd Mag

$1,319.00 $1,037.79
Out of Stock

SIG M400 SWAT AR15 Rifle, 223/5.56, 16:, 30 Round Mag THE SIG M400 SERIES TACTICAL RIFLE, designed for use in law enforcement, military operations, or the sporting field as well as competitive shooting. The SIG M400 is a true AR platform tactical rifle...

Sig MCX Virtus, .223/5.56, 16", 30rd, M-Lok, Black

$1,649.99
Out of Stock, Taking Backorders
Free Shipping

Conceived for the demands of the Special Operations community, the MCX VIRTUS Patrol from SIG SAUER is engineered for adaptability, accuracy and longevity. Cold hammer-forged 16” barrels are user-changeable and available in 5.56 NATO and 300 BLK,...

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Sig 516 Patrol Gen 2, .223/5.56, 16", 30rd, Black Finish

$1,794.00 $1,529.89
Out of Stock

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...