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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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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

$1105 56
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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

$1172 22
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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

$775 56
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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

$1150 00
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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.

$927 78
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

$1500 00
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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
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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 SPC1855 CAR MID-LENGTH AR 6.8SPC 16" Barrel 6 POS NO Sights Black

Rock River Arms SPC1855 CAR MID-LENGTH AR 6.8SPC 16" Barrel 6 POS NO Sights Black

$705 50
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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.

$1554 44
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Rock River Arms AK1542 LAR 47 Coyote Carbine 16" Adjustable Stock Black

Rock River Arms AK1542 LAR 47 Coyote Carbine 16" Adjustable Stock Black

$1233 33
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Rock River Arms LAR-22 Mid A4 22L1855A Rifle, .22 LR, 16" Barrel, 25+1, Semi-Auto, Aluminum Receivers, 6-Pos Stock.

Rock River Arms LAR-22 Mid A4 22L1855A Rifle, .22 LR, 16" Barrel, 25+1, Semi-Auto, Aluminum Receivers, 6-Pos Stock.

$605 56
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Rock River Arms SPC1239 MID-LENGTH A4 16" Barrel 6 POS A2 Sight Black

Rock River Arms SPC1239 MID-LENGTH A4 16" Barrel 6 POS A2 Sight Black

$822 22
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Rock River Arms DS1750 Rrage 2G Rifle NATO 6 POS Stock 16" 1:9 30rd Black

Rock River Arms DS1750 Rrage 2G Rifle NATO 6 POS Stock 16" 1:9 30rd Black

$527 78
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Rock River Arms AR1910 LAR-15M Assurance-M Carbine 16" 30+1, Black, RRA Operator Stock & Hogue Grip, Flip-Up Sights, Carrying Case

Rock River Arms AR1910 LAR-15M Assurance-M Carbine 16" 30+1, Black, RRA Operator Stock & Hogue Grip, Flip-Up Sights, Carrying Case

$1083 77
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Rock River Arms BLK0592 LAR-15M Coyote Carbine Complete Upper, 300 Blackout 16", Black, Aluminum Rec, 12.50" M-LOK Handgaurd, Smith Vortex Flash Hider

Rock River Arms BLK0592 LAR-15M Coyote Carbine Complete Upper, 300 Blackout 16", Black, Aluminum Rec, 12.50" M-LOK Handgaurd, Smith Vortex Flash Hider

$796 04
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Rock River Arms BT91850 LAR-BT9G CAR A4 9mm Luger 16" Rifle, Glock Compatible Magwell, Threaded Barrel

Rock River Arms BT91850 LAR-BT9G CAR A4 9mm Luger 16" Rifle, Glock Compatible Magwell, Threaded Barrel

$964 01
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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
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Rock River Arms BB0470 LAR-15M Rrage 3G Complete Upper, 5.56x45mm NATO 16", Black, Aluminum Rec, 15" M-LOK Handguard, A2 Flash Hider, No Forward Assist

Rock River Arms BB0470 LAR-15M Rrage 3G Complete Upper, 5.56x45mm NATO 16", Black, Aluminum Rec, 15" M-LOK Handguard, A2 Flash Hider, No Forward Assist

$523 52
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Rock River Arms LAR-22 Hybrid Pistol 22L2135HV1, Pistol, .22 LR, 9" Barrel, 10 Rd, Semi-Auto, Threaded Barrel, M-LOK Rail.

Rock River Arms LAR-22 Hybrid Pistol 22L2135HV1, Pistol, .22 LR, 9" Barrel, 10 Rd, Semi-Auto, Threaded Barrel, M-LOK Rail.

$555 56
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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-15M RRAGE 300 AAC Blackout Pistol - BLK2142

Rock River Arms LAR-15M RRAGE 300 AAC Blackout Pistol - BLK2142

Out of Stock
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.

Out of Stock
Rock River Arms BLK1222 LAR-15M CAR A4 30+1 16", Black, R4 Handguard, Tactical Carbine Stock, Overmolded A2 Grip, A2 Front Sight Post

Rock River Arms BLK1222 LAR-15M CAR A4 30+1 16", Black, R4 Handguard, Tactical Carbine Stock, Overmolded A2 Grip, A2 Front Sight Post

Out of Stock
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