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. 

CMMG AR-15 5.56/223 16" WASP Barrel, 30-Round Mag

$979.95 $782.09
Available Online In Limited Quantities

CMMG Inc. M4 LE AR15 semi-auto rifle. Comes with a "F" marked front sight and a Magpul MBUS rear sight, M4 hand guard, 6-position stock and one 30-round PMag. W.A.S.P. Treated Barrel(Weapon Armament Surface Protection) is a salt bath ferritic...

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CMMG Lower Receiver Sub-Assm, Mk9, SMG

$189.95 $167.59
Available Online

Combine this dedicated 9mm lower with a lower parts kit and buttstock kit to build your favorite lower group. Comes with 9mm bolt catch, feed ramp, and ejector installed. NOT compatible with MkGs componentsWidth: 4.50 Length: 9.00 Height: 2...

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CMMG MK4 22 LR, 9" Barrel, AR PDW

$849.95 $722.69
Available Online In Very Limited Quantities

The Mk4 PDW is a small, compact pistol equipped with the RKM7 KeyMod free-floating hand guard and a nitrided 4140 CrMo steel barrel with a medium taper profile. It has a Magpul MOE pistol grip, single stage trigger and a magazine.The muzzle is A2 comp...

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CMMG MK57, 5.7x28mm, 8" Barrel, 20rd, M-LOK, Black

$1,349.95 $1,137.29
Available Online In Very Limited Quantities

The CMMG Mk57 GUARD is a new AR15 chambered in 5.7X28mm. The Mk57 is fed from FN FiveSeven style magazines and uses CMMG’s patent pending Radial Delayed Blowback operating system that easily handles the 5.7X28mm cartridge while simultaneously keeping...

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CMMG MKW-15 T, 6.5 Grendel, 16" Barrel, 10rd, Black

$1,699.95 $1,359.29
Available Online In Very Limited Quantities

The MkW ANVIL platform is designed to properly handle calibers with large casing diameters and significant bolt thrust. Built on CMMG’s ultra-durable mid-sized platform and featuring the unique PowerBOLT design, the ANVIL is designed to harness the full...

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CMMG MKW-15, .458 Socom, 12.5" Barrel, 10rd, Black

$1,849.95 $1,478.99
Available Online In Limited Quantities

For over a decade CMMG has remained committed to producing some of the best AR platform rifles in the industry. With a spirit of staunch faith and unwavering dedication they are continually improving their products and processes. It's this firm sense of...

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CMMG MK4 K 5.56mm NATO 12.5" Barrel, 30rd Mag

$876.99 $799.99
Very Low Stock

Includes the RKM11 KeyMod free floating hand guard. Nitrided 4140 CrMo steel medium weight multi-role profile threaded barrel (1/2-28 threads). A2 muzzle compensator. Magpul MOE pistol grip and trigger guard. Forged 7075-T6 AL M4 type upper receiver,...

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CMMG AR-15 LOWER COMPLETE W/6-POS MIL-SPEC STOCK

$319.95 $258.79
Out of Stock

MOD4SA semi-auto AR15 forged lower receiver with internal parts and stock. Lower is mil spec and uses standard take-down and fire control pins. Receiver is mil-spec hard coat anodized aircraft grade 7075 T6 aluminum and is Teflon coated for added...

CMMG MK57 Banshee Pistol, 5.7x28, Black, 20rd, 5" Barrel

$1,549.95 $1,470.19
Out of Stock

CMMG Mk57 Banshee, Semi-automatic Pistol, 5.7x28mm, 5" Barrel, 1:9 Twist, Aluminum Frame, Graphite Black Cerakote, Tailhook MOD 2 Pistol Brace, Ambi Sling Plate, Ambi Selector, Ambi Charging Handle, Thread Protector, Threaded 1/2x28, CMMG RML4 4" MLOK...