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.223 / 5.56 Rock River Arms

Rock River Arms is a respected American firearms manufacturer based in Colona, Illinois, known for precision-built products and a commitment to quality. Their lineup includes a wide selection of rifles, rifle accessories, AR15 models, and classic 1911 pistols. Rock River Arms is recognized for its AR-platform rifles, including the LAR-15 and LAR-8 series, which are engineered for reliability and accuracy. Featured products are available in popular calibers such as .223 / 5.56 and.308 Win, supporting a range of shooting applications. With a history of innovation and contracts with law enforcement agencies, Rock River Arms continues to deliver performance-focused firearms and components. Browse the full selection to shop Rock River Arms for your next build or upgrade.

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23 Product(s)
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Rock River Arms AR1542 LAR-15 Coyote Carbin .223 Remington Operator A2 S

Rock River Arms AR1542 LAR-15 Coyote Carbin .223 Remington Operator A2 S

$1033 33
In Stock
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Rock River Arms AR1850 LAR-15 CAR A4 .223 Remington Tele -Stock, 16" Chrome Moly Barrel, Gas Block, 30 Round Mag

Rock River Arms AR1850 LAR-15 CAR A4 .223 Remington Tele -Stock, 16" Chrome Moly Barrel, Gas Block, 30 Round Mag

$699 99 $819.99
In Stock
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Rock River Arms RAGE AR-15 Rifle 5.56 Nato / .223 Rem, 16" BBL, 6 Position Stock, M-LOK Free Float Rail, 30 Round, LAR-15M - Model DS1850 Carbine

Rock River Arms RAGE AR-15 Rifle 5.56 Nato / .223 Rem, 16" BBL, 6 Position Stock, M-LOK Free Float Rail, 30 Round, LAR-15M - Model DS1850 Carbine
$712 53
In Stock
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Rock River Arms FE1515GMG LAR15 PREDATOR2 .223 Wylde 6 POS Stock 16" Barrel Gunmetal Gray

Rock River Arms FE1515GMG LAR15 PREDATOR2 .223 Wylde 6 POS Stock 16" Barrel Gunmetal Gray

$1449 01
In Stock
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Rock River Arms FE1515TAN LAR15 PREDATOR2 .223 Wylde 6 POS Stock 16" Barrel Rockote TAN

Rock River Arms FE1515TAN LAR15 PREDATOR2 .223 Wylde 6 POS Stock 16" Barrel Rockote TAN

$1455 56
In Stock
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Rock River Arms LAR-15 Polymer Magazine AR0116N30 AR-15/AR-18/AR-180 5.56 NATO/.223 Rem 30 Rounds Black

Rock River Arms LAR-15 Polymer Magazine AR0116N30 AR-15/AR-18/AR-180 5.56 NATO/.223 Rem 30 Rounds Black

$15 13
In Stock
Rock River Arms AR1222 LAR-15 Car A4 AR-15 SA 16" 30+1 6 Pos Stock Black

Rock River Arms AR1222 LAR-15 Car A4 AR-15 SA 16" 30+1 6 Pos Stock Black

$808 33
In Stock
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Rock River Arms Rrage 3G Semi Automatic Rifle 16" Barrel 5.56/.223 30 Round - 6 POS Stock 1:9 Twist - H-Bar Black

Rock River Arms Rrage 3G Semi Automatic Rifle 16" Barrel 5.56/.223 30 Round - 6 POS Stock 1:9 Twist - H-Bar Black
$527 78
In Stock
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Rock River Arms AR-15 Pistol 10.5" Barrel M-LOK 223 Rem / 5.56 Nato - 30 Round W / SBA3 Brace - Model # DS2142

Rock River Arms AR-15 Pistol 10.5" Barrel M-LOK 223 Rem / 5.56 Nato - 30 Round W / SBA3 Brace - Model # DS2142
$794 44
In Stock
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Rock River Arms LAR-15 Coyote AR1537 Rifle .223 Wylde/5.56 NATO 20" 20rd Semi-Auto Fixed Stock, Freefloat M-LOK, Chrome Heavy Barrel

Rock River Arms LAR-15 Coyote AR1537 Rifle .223 Wylde/5.56 NATO 20" 20rd Semi-Auto Fixed Stock, Freefloat M-LOK, Chrome Heavy Barrel

$1083 33
In Stock
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Rock River Arms LAR-15X Predator Pursuit XAR1532 Rifle, .223 Wylde, 20" Heavy SS Barrel, 30+1, Extended M-LOK Rail, Cryo Treated.

Rock River Arms LAR-15X Predator Pursuit XAR1532 Rifle, .223 Wylde, 20" Heavy SS Barrel, 30+1, Extended M-LOK Rail, Cryo Treated.

$1050 00
In Stock
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Rock River Arms XAR1751BV1 LAR-15M X-1 18" Stainless 20+1, Black, RRA Operator Stock & Hogue Grip, Carrying Case

Rock River Arms XAR1751BV1 LAR-15M X-1 18" Stainless 20+1, Black, RRA Operator Stock & Hogue Grip, Carrying Case

$1188 89
In Stock
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Rock River Arms Operator ATR Carbine Rifle 5.56 NATO 16" 30-Round Semi-Automatic Billet Receiver M-LOK Handguard

Rock River Arms Operator ATR Carbine Rifle 5.56 NATO 16" 30-Round Semi-Automatic Billet Receiver M-LOK Handguard

Out of Stock
Rock River Arms AR0784 LAR-15M NM A4 Complete Upper, 223 Wylde 20" Stainless Heavy Match Barrel, Black Rec/12.50" M-LOK Handgaurd, Railed Gas Block, A2 Flash Hider

Rock River Arms AR0784 LAR-15M NM A4 Complete Upper, 223 Wylde 20" Stainless Heavy Match Barrel, Black Rec/12.50" M-LOK Handgaurd, Railed Gas Block, A2 Flash Hider

Out of Stock
Rock River Arms AR0598.V1 LAR-15M All Terrain Hunter Complete Upper, 223 Wylde 18" Stainless Heavy Match Barrel, Black Rec/13" M-LOK Handgaurd, Operate Muzzle Brake

Rock River Arms AR0598.V1 LAR-15M All Terrain Hunter Complete Upper, 223 Wylde 18" Stainless Heavy Match Barrel, Black Rec/13" M-LOK Handgaurd, Operate Muzzle Brake

Out of Stock
Rock River Arms LAR-15X Varmint A4 XAR1520 Rifle, .223 Wylde/5.56 NATO, 20" SS Bull Barrel, 20rd, Two-Stage Trigger, M-LOK Handguard

Rock River Arms LAR-15X Varmint A4 XAR1520 Rifle, .223 Wylde/5.56 NATO, 20" SS Bull Barrel, 20rd, Two-Stage Trigger, M-LOK Handguard

Out of Stock
Rock River Arms LAR-15 RRAGE 3G DS1700 Rifle, 5.56 NATO/.223, 16" Barrel, 30rd, Semi-Auto, M-LOK, No Forward Assist.

Rock River Arms LAR-15 RRAGE 3G DS1700 Rifle, 5.56 NATO/.223, 16" Barrel, 30rd, Semi-Auto, M-LOK, No Forward Assist.

Out of Stock
Rock River Arms XAR1751TV1 LAR-15M X-1 18" Stainless 20+1, Black Rec, Tan RRA Operator Stock & Hogue Grip, Carrying Case

Rock River Arms XAR1751TV1 LAR-15M X-1 18" Stainless 20+1, Black Rec, Tan RRA Operator Stock & Hogue Grip, Carrying Case

Out of Stock
Rock River Arms XAR1750BV1 LAR-15M X-1 18" Stainless 20+1, Black, RRA A2 Operator Stock & Hogue Grip, Carrying Case

Rock River Arms XAR1750BV1 LAR-15M X-1 18" Stainless 20+1, Black, RRA A2 Operator Stock & Hogue Grip, Carrying Case

Out of Stock
Rock River Arms LAR-15M RRAGE Pistol DS21322 5.56 NATO/.223 Rem 7" 30+1 Semi-Auto, M-LOK, SBA3 Brace, Threaded Barrel.

Rock River Arms LAR-15M RRAGE Pistol DS21322 5.56 NATO/.223 Rem 7" 30+1 Semi-Auto, M-LOK, SBA3 Brace, Threaded Barrel.

Out of Stock
Rock River Arms LAR-15M Predator2L FE1565B Rifle, .223 Wylde, 16" Barrel, 20+1, Semi-Auto, Carbon Fiber Handguard, Fluted Barrel.

Rock River Arms LAR-15M Predator2L FE1565B Rifle, .223 Wylde, 16" Barrel, 20+1, Semi-Auto, Carbon Fiber Handguard, Fluted Barrel.

Out of Stock
Rock River Arms LEF-T CAR A4 LH1850 Rifle 5.56 NATO/.223 16" 30rd Semi-Auto Left-Handed Optics Ready.

Rock River Arms LEF-T CAR A4 LH1850 Rifle 5.56 NATO/.223 16" 30rd Semi-Auto Left-Handed Optics Ready.

Out of Stock
Rock River Arms LH1542 LAR-15LH LEF-T Coyote Carbine Semi-Auto 16" 30+1 RRA Operator CAR Stock Black

Rock River Arms LH1542 LAR-15LH LEF-T Coyote Carbine Semi-Auto 16" 30+1 RRA Operator CAR Stock Black

Out of Stock
23 Product(s)
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