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Rock River Arms Receiver Parts

In the world of precision and reliability, Rock River Arms' receiver parts stand as a testament to superior craftsmanship and performance. Known for their meticulous attention to detail, these components are engineered to enhance the functionality of your AR-15/M16-type rifles. Whether you're upgrading your LAR-15 or customizing a new build, Rock River Arms ensures that each part meets the rigorous demands of both enthusiasts and professionals. Their receiver parts are crafted to deliver seamless integration and optimal performance, making them a preferred choice for law enforcement and military applications worldwide. With a legacy of excellence, Rock River Arms continues to set the standard in the industry, offering parts that are not only durable but also designed to withstand the harshest conditions. Explore the full range of receiver parts, including options for the .22 ARC, and experience the precision that Rock River Arms brings to every component.

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7 Product(s)
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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

$451 53
In Stock
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Rock River Arms SOC0820V1 LAR-15M CLB Complete Upper, 458 Socom 16" Chome Moly Bull Barrel, Black, Aluminum Rec, 13" M-LOK Handguard, Beast Brake, Fits AR-15

Rock River Arms SOC0820V1 LAR-15M CLB Complete Upper, 458 Socom 16" Chome Moly Bull Barrel, Black, Aluminum Rec, 13" M-LOK Handguard, Beast Brake, Fits AR-15

$776 90
In Stock
Only 2 Left!
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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 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

Out of Stock
Rock 350L0326 350 Legend CAR SS Halfhp Upper

Rock 350L0326 350 Legend CAR SS Halfhp Upper

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 450B0461 450 BM MID A4 UPR Half SS Upper

Rock 450B0461 450 BM MID A4 UPR Half SS Upper

Out of Stock
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