Rock River Arms 10.5in 9mm CL Pistol Barrel Black 9MM0225CL

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

Kaw Valley Precision 9mm Caliber 4150 QPQ AR-15 Barrel 10.5in Black Medium KVP-9MM-BBL-10

Kaw Valley Precision 9mm Caliber 4150 QPQ AR-15 Barrel 10.5in Black Medium KVP-9MM-BBL-10. KVP 9MM barrels have an integrated feed ramp and will work with both Colt and Glock style AR-9 rifles or pistols. All barrels are manufactured under ISO:9001 &... ... more

Rock River Arms 7in 9mm CM Pistol Barrel Assembly Black 9MM0209ASY

Rock River Arms 7in 9mm CM Pistol Barrel Assembly Black 9MM0209ASY. 750 in Threads per Inch: 1/2x36 Barrel Twist Rate: 1-10 Flutes: No Gun Make: Rock River Arms Gun Model: Universal Weight: 26 oz Package Contents: Rock River Arms 7in 9mm CM Pistol... ... 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 7in 9mm CM Pistol Barrel Black 9MM0209

Rock River Arms 7in 9mm CM Pistol Barrel Black 9MM0209. 750 in Threads per Inch: 1/2x36 Barrel Twist Rate: 1-10 Flutes: No Gun Make: Rock River Arms Gun Model: Universal Weight: 22.1 oz Package Contents: Rock River Arms 7in 9mm CM Pistol Barrel Rock... ... more

Rock River Arms 10.5in CL 1-7 Full Auto Barrel Assembly Black AR0241ASY

Rock River Arms 10.5in CL 1-7 Full Auto Barrel Assembly Black AR0241ASY. 56 Nato 10.5 Inch Barrel Assembly 1:7 Twist 10.5" Chrome Lined Bore & Chamber Front Sight Housing W/Bayonet Lug W/Barrel Nut Specifications for Rock River Arms 10.5in CL 1-7 Full... ... more

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 10.5 Inch Barrel 1-7 Twist 1/2-28 Thread Free-Float Handguard A2 Flash Hide Black

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 10.5 Inch Barrel 1-7 Twist 1/2-28 Thread Free-Float Handguard A2 Flash Hide Black. 223/5.56mm Completed Pistol Upper. These AR15 Upper Receivers through the skilled product professionals at... ... more

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 7 Inch Barrel 1-9 Twist 1/2-28 Thread Free-Float Handguard A2 Flash Hide Black AR0365B

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 7 Inch Barrel 1-9 Twist 1/2-28 Thread Free-Float Handguard A2 Flash Hide Black AR0365B. 223/5.56mm Completed Pistol Upper. These AR15 Upper Receivers through the skilled product... ... more

Rock River Arms Completed Pistol Upper Receiver Mountain .223/5.56mm 10.5 Inch Barrel 1-9 Twist 1/2-28 Threat A2 Flash Hider Black MT0600

Rock River Arms Completed Pistol Upper Receiver Mountain .223/5.56mm 10.5 Inch Barrel 1-9 Twist 1/2-28 Threat A2 Flash Hider Black MT0600. 223/5.56mm Completed Pistol Upper was developed to function as the best item for anyone needing an outstanding... ... more

Rock River Arms Completed Upper Receiver Carbine A4 9MM Luger 16 Inch Barrel 1-10 Twist 1/2-36 Thread R4 Handguard A2 Flash Hider Black 9MM0328B

Rock River Arms Completed Upper Receiver Carbine A4 9MM Luger 16 Inch Barrel 1-10 Twist 1/2-36 Thread R4 Handguard A2 Flash Hider Black 9MM0328B. . These AR15 Upper Receivers through the professional product experts at Rock River Arms are designed... ... more

Rock River Arms Completed Upper Receiver Mid-Length A4 9MM Luger 16 Inch Barrel 1-10 Twist 1/2-36 Thread A2 Flash Hider Black 9MM0388B

Rock River Arms Completed Upper Receiver Mid-Length A4 9MM Luger 16 Inch Barrel 1-10 Twist 1/2-36 Thread A2 Flash Hider Black 9MM0388B. Established using several of the most robust and dependable materials in existence these AR15 Upper Receivers via... ... more

Rock River Arms Completed Upper Receiver A4 9MM Luger 4.5 Inch Barrel 1-10 Twist 1/2-36 Thread Free-Float Handguard Vortex Flash Hider Black 9MM0368

Rock River Arms Completed Upper Receiver A4 9MM Luger 4.5 Inch Barrel 1-10 Twist 1/2-36 Thread Free-Float Handguard Vortex Flash Hider Black 9MM0368. . Formulated working with several of the very most robust and dependable materials available these... ... 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 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 Completed Upper Receiver Left Handed RAGE .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard A2 Flash Hider Black LH0400

Rock River Arms Completed Upper Receiver Left Handed RAGE .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard A2 Flash Hider Black LH0400. 223/5.56mm Completed Upper then you have turned up at the absolute appropriate spot.. Formulated... ... more

DEMO Rock River Arms Completed Upper Receiver Left Handed RAGE .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard A2 Flash Hider Black

DEMO Rock River Arms Completed Upper Receiver Left Handed RAGE .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard A2 Flash Hider Black. 223/5.56mm Completed Upper then you have turned up at the absolute appropriate spot.. Formulated working... ... more

Rival Arms V1 Threaded Pistol Barrel Springfield Hellcat 9mm Luger 3.86in 1-10 Twist 1/2-28 Thread Black PVD Stainless Steel Spiral Fluted Threaded

Rival Arms V1 Threaded Pistol Barrel Springfield Hellcat 9mm Luger 3.86in 1-10 Twist 1/2-28 Thread Black PVD Stainless Steel Spiral Fluted Threaded. After that it often comes down to a match-grade barrel. Built from high-quality stainless steel... ... more

Rival Arms V1 Non-Threaded Pistol Barrel Springfield Hellcat 9mm Luger 3.15in 1-10 Twist Black PVD Spiral Fluted Stainless Steel RA-RA20H101A

Rival Arms V1 Non-Threaded Pistol Barrel Springfield Hellcat 9mm Luger 3.15in 1-10 Twist Black PVD Spiral Fluted Stainless Steel RA-RA20H101A. After that it often comes down to a match-grade barrel. Built from high-quality stainless steel precision... ... more

Rock River Arms 7in Pistol CM Barrel Black AR0209

Rock River Arms 7in Pistol CM Barrel Black AR0209. 223/5.56 Chrome Moly Pistol Barrel With Extension And Pin 1:9 Twist Specifications for Rock River Arms 7in Pistol CM Barrel: Manufacturer: Rock River Arms Color: Black Fabric/Material: Chrome Moly... ... more

Rock River Arms Completed Upper Receiver Left Handed RAGE 2G .223/5.56mm 10.5 Inch Barrel Pistol Profile 1/2-28 Thread Free-Float Handguard A2 Flash

Rock River Arms Completed Upper Receiver Left Handed RAGE 2G .223/5.56mm 10.5 Inch Barrel Pistol Profile 1/2-28 Thread Free-Float Handguard A2 Flash. 223/5.56mm Completed Upper was created to function as the best item for any person trying to find a... ... 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 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 Assembly Black 9MM0201ASY

Rock River Arms 16in 9mm CAR CM Barrel Assembly Black 9MM0201ASY. 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... ... more

Rock River Arms Completed Upper Receiver A4 9MM Luger 7 Inch Barrel 1-10 Twist 1/2-36 Thread Free-Float Handguard A2 Flash Hider Black 9MM0365B

Rock River Arms Completed Upper Receiver A4 9MM Luger 7 Inch Barrel 1-10 Twist 1/2-36 Thread Free-Float Handguard A2 Flash Hider Black 9MM0365B. . Formulated working with several of the very most robust and dependable materials available 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 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 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 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

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 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 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 A4 9MM Luger 10.5 Inch Barrel 1-10 Twist 1/2-36 Thread R4 Handguard A2 Flash Hider Black 9MM0364B

Rock River Arms Completed Upper Receiver A4 9MM Luger 10.5 Inch Barrel 1-10 Twist 1/2-36 Thread R4 Handguard A2 Flash Hider Black 9MM0364B. . Formulated working with several of the very most robust and dependable materials available these AR15 Upper... ... 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