Rock River Arms 16in .458 Car Barrel Black SOC0200

Rock River Arms Car-15/M4 9mm Carbine Buffer - 9mm Carbine Buffer

9mm Carbine Buffer - Steel, matte black oxide finish. Mfg: Rock River Arms ... more

Rock River Arms Ar-15/M16 9mm Drop-Conversion Block - 9mm Magwell Conversion Block

Magwell Conversion Block - Steel with matte black oxide finish and aluminum with matte black, hardcoat anodized finish. Fits CAR-15/M4 collapsible stock models with .154" diameter receiver pin holes. Mfg: Rock River Arms ... more

Rock River Arms Ar-15 Star Safety Selector - Star Safety Selector

Round thumb pad gives fast, positive operation; especially important when wearing gloves. Rolls easily under your thumb for faster application or release. Mfg: Rock River Arms SPECS: 4140 steel, black, matte finish. For semi-auto AR-15 only. ... more

Rock River Arms 16in Car CL LTWT Barrel Black AR0232CL

Rock River Arms 16in Car CL LTWT Barrel Black AR0232CL. 56 Nato Lightweight Barrel With Extension And Pin 1:9 Twist Specifications for Rock River Arms 16in Car CL LTWT Barrel: Manufacturer: Rock River Arms Color: Black Fabric/Material: Chrome... ... more

Rock River Arms 16in CAR CM Barrel Black AR0200

Rock River Arms 16in CAR CM Barrel Black AR0200. 56 Nato Barrel With Extension And Pin Specifications for Rock River Arms 16in CAR CM Barrel: Manufacturer: Rock River Arms Color: Black Fabric/Material: Chrome Moly Cartridge: 5.56x45mm NATO Barrel... ... more

Rock River Arms 16in Mid LTWT CL Barrel Black AR0213CL

Rock River Arms 16in Mid LTWT CL Barrel Black AR0213CL. 56 Nato Lightweight Barrel With Extension And Pin 1:9 Twist Specifications for Rock River Arms 16in Mid LTWT CL Barrel: Manufacturer: Rock River Arms Color: Black Fabric/Material: Chrome... ... more

Rock River Arms 16in 9mm Mid CM Barrel Assembly Black 9MM0203ASY

Rock River Arms 16in 9mm Mid CM Barrel Assembly Black 9MM0203ASY. 750 in Threads per Inch: 1/2x36 Barrel Twist Rate: 1-10 Flutes: No Gun Make: Rock River Arms Gun Model: Universal Weight: 35 oz Package Contents: Rock River Arms 16in 9mm Mid CM Barrel... ... more

Rock River Arms 16in 9mm CAR CM Barrel Black 9MM0201

Rock River Arms 16in 9mm CAR CM Barrel Black 9MM0201. 750 in Threads per Inch: 1/2x36 Barrel Twist Rate: 1-10 Flutes: No Gun Make: Rock River Arms Gun Model: Universal Weight: 35 oz Package Contents: Rock River Arms 16in 9mm CAR CM Barrel Rock River... ... more

Rock River Arms 16in Car CL LTWT Barrel Assembly Black AR0232CLASY

Rock River Arms 16in Car CL LTWT Barrel Assembly Black AR0232CLASY. 56 Nato Lightweight Barrel Assembly 1:9 Twist 16" Chrome Lined Bore & Chamber Ltwt Handguard Cap Front Sight Housing W/Bayonet Lug W/Barrel Nut Specifications for Rock River Arms 16in... ... more

Rock River Arms 16in Mid SS Barrel Post/No Threads Stainless Steel AR0216

Rock River Arms 16in Mid SS Barrel Post/No Threads Stainless Steel AR0216. 223 Wylde Barrel With Extension And Pin Unthreaded Specifications for Rock River Arms 16in Mid SS Barrel Post/No Threads: Manufacturer: Rock River Arms Color: Steel... ... more

Rock River Arms Upper Receiver A4 .223 Wylde 24 Inch Barrel Varmint Profile 1-12 Twist Free-Float Handguard Black AR0576

Rock River Arms Upper Receiver A4 .223 Wylde 24 Inch Barrel Varmint Profile 1-12 Twist Free-Float Handguard Black AR0576. 223 Wylde Completed Upper was created to be the ideally suited product for anybody looking for an outstanding option.. These AR15... ... more

Rock River Arms 20in .308 CM Varmint Threaded Barrel Assembly w/Gas Blk Black 308A0234ASY

Rock River Arms 20in .308 CM Varmint Threaded Barrel Assembly w/Gas Blk Black 308A0234ASY. 308 CM Varmint Threaded Barrel Assembly w/Gas Blk: Manufacturer: Rock River Arms Color: Black Fabric/Material: Chrome Cartridge: 7.62x51mm NATO Barrel Length: 20... ... more

Rock River Arms Completed Upper Receiver .223/5.56mm 16 Inch Barrel Carbine Profile 1/2-28 Thread Car Handguard A2 Flash Hide w/Gas Block Black

Rock River Arms Completed Upper Receiver .223/5.56mm 16 Inch Barrel Carbine Profile 1/2-28 Thread Car Handguard A2 Flash Hide w/Gas Block Black. 223/5.56mm Completed Upper w/Gas Block. These AR15 Upper Receivers from the professional product... ... more

Rock River Arms 14.5in .458 CM Barrel Black SOC0199

Rock River Arms 14.5in .458 CM Barrel Black SOC0199. 458 Socom 14.5 Inch Car Chrome Moly Bull Barrel With Extension And Pin Specifications for Rock River Arms 14.5in .458 CM Barrel: Manufacturer: Rock River Arms Color: Black Fabric/Material: Chrome... ... more

Rock River Arms Upper Receiver EOP .223 Wylde 20 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black AR0560

Rock River Arms Upper Receiver EOP .223 Wylde 20 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black AR0560. 223 Wylde Completed Upper then you have found yourself in the absolute correct location.. These AR15 Upper Receivers through the... ... more

Rock River Arms Completed Upper Receiver X-1 .308/7.62x51mm 18 Inch Barrel 1-10 Twist 5/8-24 Threat Free-Float Handguard Brake Black X308A0700B.V1

Rock River Arms Completed Upper Receiver X-1 .308/7.62x51mm 18 Inch Barrel 1-10 Twist 5/8-24 Threat Free-Float Handguard Brake Black X308A0700B.V1. 308/7.62X51mm Completed Upper was developed in order to be the best item for any person looking for a... ... more

Rock River Arms Completed Upper Receiver A4 .450 Bushmaster 16 Inch Barrel 1-24 Twist 5/8-32 Thread Free-Float Handguard Brake Black 450B0592

Rock River Arms Completed Upper Receiver A4 .450 Bushmaster 16 Inch Barrel 1-24 Twist 5/8-32 Thread Free-Float Handguard Brake Black 450B0592. 450 Bushmaster Completed Upper then you have come to the right spot.. Established working with several of the... ... more

Rock River Arms Completed Upper Receiver A4 9MM Luger 16 Inch Barrel 1-10 Twist 1/2-36 Thread Free-Float Handguard Brake Black 9MM0700.V1

Rock River Arms Completed Upper Receiver A4 9MM Luger 16 Inch Barrel 1-10 Twist 1/2-36 Thread Free-Float Handguard Brake Black 9MM0700.V1. . Formulated working with several of the very most robust and dependable materials available these AR15 Upper... ... more

Rock River Arms Completed Upper Receiver Predator HP A4 .308/7.62X51mm NATO 20 Inch Barrel 1-10 Twist Free-Float Handguard Brake Black 308A0567

Rock River Arms Completed Upper Receiver Predator HP A4 .308/7.62X51mm NATO 20 Inch Barrel 1-10 Twist Free-Float Handguard Brake Black 308A0567. 308/7.62X51mm NATO Completed Upper. Formulated by using several of the most robust and long lasting... ... more

Rock River Arms Upper Receiver EOP .223 Wylde 24 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black AR0579

Rock River Arms Upper Receiver EOP .223 Wylde 24 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black AR0579. 223 Wylde Completed Upper then you have found yourself in the absolute correct location.. These AR15 Upper Receivers through the... ... more

Rock River Arms Completed Upper Receiver Coyote Carbine .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard Vortex Flash Hider Black AR0592

Rock River Arms Completed Upper Receiver Coyote Carbine .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard Vortex Flash Hider Black AR0592. 223/5.56mm Completed Upper. These AR15 Upper Receivers from the professional product specialists at... ... more

Rock River Arms Completed Upper Receiver Predator HP A4 .308/7.62X51mm NATO 16 Inch Barrel 1-10 Twist Free-Float Handguard Brake Black 308A0578

Rock River Arms Completed Upper Receiver Predator HP A4 .308/7.62X51mm NATO 16 Inch Barrel 1-10 Twist Free-Float Handguard Brake Black 308A0578. 308/7.62X51mm NATO Completed Upper. Formulated by using several of the most robust and long lasting... ... more

Rock River Arms Upper Receiver EOP .223 Wylde 24 Inch Barrel Varmint Profile 1-12 Twist Free-Float Handguard Black AR0580

Rock River Arms Upper Receiver EOP .223 Wylde 24 Inch Barrel Varmint Profile 1-12 Twist Free-Float Handguard Black AR0580. 223 Wylde Completed Upper then you have found yourself in the absolute correct location.. These AR15 Upper Receivers through the... ... more

Rock River Arms Completed Upper Receiver A4 .450 Bushmaster 20 Inch Barrel 1-24 Twist 5/8-32 Thread Free-Float Handguard Brake Black 450B0587

Rock River Arms Completed Upper Receiver A4 .450 Bushmaster 20 Inch Barrel 1-24 Twist 5/8-32 Thread Free-Float Handguard Brake Black 450B0587. 450 Bushmaster Completed Upper then you have come to the right spot.. Established working with several of the... ... more

Rock River Arms Completed Upper Receiver Mid-Length A4 .450 Bushmaster 16 Inch Barrel 1-24 Twist 5/8-32 Thread Free-Float Handguard Brake Black

Rock River Arms Completed Upper Receiver Mid-Length A4 .450 Bushmaster 16 Inch Barrel 1-24 Twist 5/8-32 Thread Free-Float Handguard Brake Black. 450 Bushmaster Completed Upper. Developed working with some of the most heavy duty and long lasting... ... more

Rainier Arms Select 300BLK Barrel 16in 1-7 Twist 5/8x24 Black Medium RAB-SEL-300-16-P-NF-BLK

Rainier Arms Select 300BLK Barrel 16in 1-7 Twist 5/8x24 Black Medium RAB-SEL-300-16-P-NF-BLK. We are able to reach our goal by sourcing a very high end barrel blank at an affordable price. We start off using a high precision match blank in 1:7 twist... ... more

Rock River Arms 16in Mid SS Barrel Post/Fluted/No Threads Stainless Steel AR0216F

Rock River Arms 16in Mid SS Barrel Post/Fluted/No Threads Stainless Steel AR0216F. 223 Wylde Barrel With Extension And Pin Unthreaded Specifications for Rock River Arms 16in Mid SS Barrel Post/Fluted/No Threads: Manufacturer: Rock River Arms Color:... ... more

Rock River Arms 16in R4 1-9 CL LTWT Barrel Assembly Black AR0219ASY

Rock River Arms 16in R4 1-9 CL LTWT Barrel Assembly Black AR0219ASY. 56 Nato Lightweight R-4 Barrel Assembly 1:9 Twist Specifications for Rock River Arms 16in R4 1-9 CL LTWT Barrel Assembly: Manufacturer: Rock River Arms Color: Black Fabric/Material:... ... more

Rock River Arms 16in Mid LTWT CL Barrel Assembly Black AR0213CLASY

Rock River Arms 16in Mid LTWT CL Barrel Assembly Black AR0213CLASY. 56 Nato Lightweight Barrel Assembly 1:9 Twist Specifications for Rock River Arms 16in Mid LTWT CL Barrel Assembly: Manufacturer: Rock River Arms Color: Black Fabric/Material: Chrome... ... more

Rock River Arms 16in 9mm Mid CM Barrel Black 9MM0203

Rock River Arms 16in 9mm Mid CM Barrel Black 9MM0203. 750 in Threads per Inch: 1/2x36 Barrel Twist Rate: 1-10 Flutes: No Gun Make: Rock River Arms Gun Model: Universal Weight: 35 oz Package Contents: Rock River Arms 16in 9mm Mid CM Barrel Rock River... ... more

Rock River Arms Completed Upper Receiver Entry Tactical A4 .223/5.56mm 16 Inch Barrel 1-9 Twist 1/2-28 Thread R4 Handguard A2 Flash Hider Black

Rock River Arms Completed Upper Receiver Entry Tactical A4 .223/5.56mm 16 Inch Barrel 1-9 Twist 1/2-28 Thread R4 Handguard A2 Flash Hider Black. 223/5.56mm Completed Upper. These AR15 Upper Receivers from the expert product specialists at Rock River... ... more

Rock River Arms 16in R4 CM LTWT Barrel Black AR0205

Rock River Arms 16in R4 CM LTWT Barrel Black AR0205. 56 Nato R-4 Barrel With Extension And Pin 1:9 Twist Specifications for Rock River Arms 16in R4 CM LTWT Barrel: Manufacturer: Rock River Arms Color: Black Fabric/Material: 416R Stainless Steel... ... more

Rock River Arms Completed Upper Receiver National Match A4 .223/5.56mm 20 Inch Barrel 1-8 Twist 1/2-28 Thread Free-Float Handguard A2 Flash Hider

Rock River Arms Completed Upper Receiver National Match A4 .223/5.56mm 20 Inch Barrel 1-8 Twist 1/2-28 Thread Free-Float Handguard A2 Flash Hider. 223 Wylde Completed Upper then you've found yourself in the absolute right spot.. These AR15 Upper... ... more

Rock River Arms Completed Upper Receiver Coyote Carbine .300 AAC Blackout 16 Inch Barrel 1-8 Twist 5/8-24 Thread Free-Float Handguard Vortex Flash

Rock River Arms Completed Upper Receiver Coyote Carbine .300 AAC Blackout 16 Inch Barrel 1-8 Twist 5/8-24 Thread Free-Float Handguard Vortex Flash. 300 AAC Blackout Completed Upper then you've showed up at the ideal spot.. These AR15 Upper Receivers... ... more

Rock River Arms Completed Upper Receiver X-1 .308/7.62x51mm 18 Inch Barrel 1-10 Twist 5/8-24 Threat Free-Float Handguard Brake Tan X308A0700T.V1

Rock River Arms Completed Upper Receiver X-1 .308/7.62x51mm 18 Inch Barrel 1-10 Twist 5/8-24 Threat Free-Float Handguard Brake Tan X308A0700T.V1. 308/7.62X51mm Completed Upper was developed in order to be the best item for any person looking for a top... ... more

Rock River Arms Completed Upper Receiver National Match A4 .223/5.56mm 20 Inch Barrel Competition Profile 1-8 Twist 1/2-28 Thread Free-Float Handguard

Rock River Arms Completed Upper Receiver National Match A4 .223/5.56mm 20 Inch Barrel Competition Profile 1-8 Twist 1/2-28 Thread Free-Float Handguard. 223 Wylde Completed Upper then you've come to the ideal spot.. These AR15 Upper Receivers through... ... more

Rock River Arms Completed Upper Receiver National Match A4 Competition Trainer .22 Long Rifle 20 Inch Barrel 1-16 Twist 1/2-28 Thread Free-Float

Rock River Arms Completed Upper Receiver National Match A4 Competition Trainer .22 Long Rifle 20 Inch Barrel 1-16 Twist 1/2-28 Thread Free-Float. 22 Long Rifle Completed Upper. These AR15 Upper Receivers through the skilled product specialists at Rock... ... more