Alexander Arms AR15 Standard Rifle Upper .17HMR 18 in Barrel Carbine Length 1-9 Twist 1/2x28 Thread Tacstar Carbon Fiber Handguard A2 Flash hider

Del-Ton Pre-Ban Heavy Profile Flat Top Barrel Assembly 5.56x45mm NATO 20 in Rifle Length 1-9 Twist Standard Teflon Black DT1013

Del-Ton Pre-Ban Heavy Profile Flat Top Barrel Assembly 5.56x45mm NATO 20 in Rifle Length 1-9 Twist Standard Teflon Black DT1013. Developed by Del-Ton the Pre-Ban Flat Top Rifle Assembly is the perfect upper for any heavy-profile rifle build. This... ... more

Del-Ton Pre-Ban Heavy Profile Flat Top Barrel Assembly 5.56x45mm NATO 16 in Carbine Length 1-9 Twist Chrome Lined Teflon Black DT1007C

Del-Ton Pre-Ban Heavy Profile Flat Top Barrel Assembly 5.56x45mm NATO 16 in Carbine Length 1-9 Twist Chrome Lined Teflon Black DT1007C. Developed by Del-Ton the Pre-Ban Flat Top Rifle Assembly is the perfect upper for any heavy-profile rifle build.... ... more

Del-Ton Pre-Ban Heavy Profile Flat Top Barrel Assembly 5.56x45mm NATO 11.5 in Carbine Length 1-9 Twist Chrome Lined Teflon Black DT1019C

Del-Ton Pre-Ban Heavy Profile Flat Top Barrel Assembly 5.56x45mm NATO 11.5 in Carbine Length 1-9 Twist Chrome Lined Teflon Black DT1019C. Developed by Del-Ton the Pre-Ban Flat Top Rifle Assembly is the perfect upper for any heavy-profile rifle... ... more

Airborne Arms Hyperion Series Barrel AR-15 18in Rifle Length .750 Gas Block .223 Wylde/ Remington 1/2x28 Thread 1-8 Twist 416R Steel Silver Medium

Airborne Arms Hyperion Series Barrel AR-15 18in Rifle Length .750 Gas Block .223 Wylde/ Remington 1/2x28 Thread 1-8 Twist 416R Steel Silver Medium. Airborne Arms crafted these Rifle Barrels from 416R stainless steel for maximum ruggedness. Each... ... more

Airborne Arms Hyperion Series Barrel AR-15 16in Mid Length .750 Gas Block 5.56 NATO 1/2x28 Thread 1-8 Twist 416R Steel Silver Medium ABN-AAHB-W16R

Airborne Arms Hyperion Series Barrel AR-15 16in Mid Length .750 Gas Block 5.56 NATO 1/2x28 Thread 1-8 Twist 416R Steel Silver Medium ABN-AAHB-W16R. Airborne Arms crafted these Rifle Barrels from 416R stainless steel for maximum ruggedness. Each... ... more

Del-Ton Pre-Ban Heavy Profile Flat Top Barrel Assembly 5.56x45mm NATO 16 in Mid Length 1-9 Twist Standard Teflon Black DT1023

Del-Ton Pre-Ban Heavy Profile Flat Top Barrel Assembly 5.56x45mm NATO 16 in Mid Length 1-9 Twist Standard Teflon Black DT1023. Developed by Del-Ton the Pre-Ban Flat Top Rifle Assembly is the perfect upper for any heavy-profile rifle build. This... ... more

Stag Arms AR-15 Retro Right Hand Upper Receiver 5.56 NATO 20in Barrel 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black STAG15101011

Stag Arms AR-15 Retro Right Hand Upper Receiver 5.56 NATO 20in Barrel 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black STAG15101011. Made to mil-spec standards with a removable A3 carry handle and a rifle length thermoplastic handguard with... ... more

Alexander Arms AR15 Stripped Rifle Upper 6.5 Grendel 18 in Barrel Carbine Length 1-7.5 Twist 5/8x24 Thread Black KIT-65-18

Alexander Arms AR15 Stripped Rifle Upper 6.5 Grendel 18 in Barrel Carbine Length 1-7.5 Twist 5/8x24 Thread Black KIT-65-18. The Upper Receiver Built Kit comes with all the key components making it an excellent choice for a home build. Specifications... ... more

Alexander Arms AR15 Stripped Rifle Upper .50 Beowulf 16 in Barrel Carbine Length 1-20 Twist 49/64x20 Thread Thread Protector Black KIT-50

Alexander Arms AR15 Stripped Rifle Upper .50 Beowulf 16 in Barrel Carbine Length 1-20 Twist 49/64x20 Thread Thread Protector Black KIT-50. The Upper Receiver Built Kit comes with all the key components making it an excellent choice for a home build.... ... more

Alexander Arms AR15 Standard Rifle Upper 6.5 Grendel 18 in Barrel Carbine Length 1-7.5 Twist 5/8x24 Thread Tacstar Carbon Fiber Handguard Thread

Alexander Arms AR15 Standard Rifle Upper 6.5 Grendel 18 in Barrel Carbine Length 1-7.5 Twist 5/8x24 Thread Tacstar Carbon Fiber Handguard Thread. . These AR15 Upper Receivers through the professional product specialists at Alexander Arms are... ... more

Aagil Arms Complete AR-15 .223 Wylde Upper Assembly 10.5in Stainless Steel Length Carbine 1-8 Twist w/ 10in MLOK Anodized Black Medium AA-C10S223C8K10

Aagil Arms Complete AR-15 .223 Wylde Upper Assembly 10.5in Stainless Steel Length Carbine 1-8 Twist w/ 10in MLOK Anodized Black Medium AA-C10S223C8K10. Built around excellent components such as T.I.M. 's stainless steel 10.5in barrels Aagil's new... ... more

Aagil Arms Complete AR-15 .223 Wylde Upper Assembly 10.5in Barrel Length Carbine 1-7 Twist w/ 10in MLOK Anodized Black Medium AA-C10223C7K10

Aagil Arms Complete AR-15 .223 Wylde Upper Assembly 10.5in Barrel Length Carbine 1-7 Twist w/ 10in MLOK Anodized Black Medium AA-C10223C7K10. Now you can have your .223 rifle assembled with the Aagil Arms complete upper assembly including an A2... ... more

Aagil Arms Complete AR-15 .223 Wylde Upper Assembly 16in Stainless Steel Length Carbine 1-8 Twist w/ 15in M-Lok Anodized Black Medium AA-C16S223C8K15

Aagil Arms Complete AR-15 .223 Wylde Upper Assembly 16in Stainless Steel Length Carbine 1-8 Twist w/ 15in M-Lok Anodized Black Medium AA-C16S223C8K15. This upper assembly is built on a robust steel 223 Wylde profile 16in barrel that features a... ... more

Aagil Arms Complete AR-15 5.56 NATO Upper Assembly 16in Barrel Length Carbine 1-8 Twist w/ 15in Key Mod Anodized Black Medium AA-C16556C7D15

Aagil Arms Complete AR-15 5.56 NATO Upper Assembly 16in Barrel Length Carbine 1-8 Twist w/ 15in Key Mod Anodized Black Medium AA-C16556C7D15. Built upon the classic AR-15 platform these complete upper assemblies are machined to precision and include... ... more

Aagil Arms Complete AR-15 5.56 NATO Upper Assembly 16in Stainless Steel Length Carbine 1-8 Twist w/ 15in Key Mod Anodized Black Medium AA-C16S556C8D15

Aagil Arms Complete AR-15 5.56 NATO Upper Assembly 16in Stainless Steel Length Carbine 1-8 Twist w/ 15in Key Mod Anodized Black Medium AA-C16S556C8D15. 56 NATO Upper Assembly 16in Stainless Steel Length Carbine w/ 15in Key Mod. These AR15 Upper... ... more

Aagil Arms Complete AR-15 5.56 NATO Upper Assembly 10.5in Barrel Length Carbine 1-8 Twist w/ 10in MLOK Anodized Black Medium AA-C10556C7K10

Aagil Arms Complete AR-15 5.56 NATO Upper Assembly 10.5in Barrel Length Carbine 1-8 Twist w/ 10in MLOK Anodized Black Medium AA-C10556C7K10. The complete upper assemblies come with our military spec Carbine gas system. The complete assemblies come... ... more

Aagil Arms Complete AR-15 5.56 NATO Upper Assembly 16in Stainless Steel Length Carbine 1-8 Twist w/ 15in MLOK Anodized Black Medium AA-C16S556C8K15

Aagil Arms Complete AR-15 5.56 NATO Upper Assembly 16in Stainless Steel Length Carbine 1-8 Twist w/ 15in MLOK Anodized Black Medium AA-C16S556C8K15. 5.56 NATO. 16" Stainless Steel Barrel. Carbine Gas System. 15" M-Lok Handguard. Charging Handle and... ... more

POF USA Minuteman Upper Receiver 5.56 10.5in Barrel Carbine Length 1-8 Twist 1/2x28 9in Renegade Rail 3-prong Flash Hider Tungsten 1816

POF USA Minuteman Upper Receiver 5.56 10.5in Barrel Carbine Length 1-8 Twist 1/2x28 9in Renegade Rail 3-prong Flash Hider Tungsten 1816. They took it upon themselves to be trained in various weapons and tactics. We deeply admire their patriotism and... ... more

POF USA Minuteman Upper Receiver 5.56 10.5in Barrel Carbine Length 1-8 Twist 1/2x28 9in Renegade Rail 3-prong Flash Hider Patriot Brown 1817

POF USA Minuteman Upper Receiver 5.56 10.5in Barrel Carbine Length 1-8 Twist 1/2x28 9in Renegade Rail 3-prong Flash Hider Patriot Brown 1817. They took it upon themselves to be trained in various weapons and tactics. We deeply admire their... ... more

Rainier Arms Ultramatch MOD2 Barrel AR-15 .223 Wylde 18 in 1-7.5 Twist 1/2x28 Rifle Length Polished Silver RAB-UM2-223-18-R-FF-POL

Rainier Arms Ultramatch MOD2 Barrel AR-15 .223 Wylde 18 in 1-7.5 Twist 1/2x28 Rifle Length Polished Silver RAB-UM2-223-18-R-FF-POL. Their goal is to mass produce them to bring them to market at the most competitive prices. They wanted the best... ... more

Rainier Arms Ultramatch MOD2 Barrel AR-15 .223 Wylde 18 in 1-7.5 Twist 1/2x28 Rifle Length Satin Silver RAB-UM2-223-18-R-FF-SAT

Rainier Arms Ultramatch MOD2 Barrel AR-15 .223 Wylde 18 in 1-7.5 Twist 1/2x28 Rifle Length Satin Silver RAB-UM2-223-18-R-FF-SAT. Their goal is to mass produce them to bring them to market at the most competitive prices. They wanted the best balance... ... more

Radian Weapons Model 1 Complete Upper Receiver .223 Wylde 10.5 in Barrel Custom Carbine Length 1-8 Twist 1/2x28 Thread M-LOK Deadair Flash Hider

Radian Weapons Model 1 Complete Upper Receiver .223 Wylde 10.5 in Barrel Custom Carbine Length 1-8 Twist 1/2x28 Thread M-LOK Deadair Flash Hider. Beyond quality and aesthetics the Model 1 features fully ambidextrous controls adding much-needed... ... more

Radian Weapons Model 1 Complete Upper Receiver .223 Wylde 16 in Barrel Custom Carbine Length 1-8 Twist 1/2x28 Thread M-LOK Deadair Flash Hider Radian

Radian Weapons Model 1 Complete Upper Receiver .223 Wylde 16 in Barrel Custom Carbine Length 1-8 Twist 1/2x28 Thread M-LOK Deadair Flash Hider Radian. Beyond quality and aesthetics the Model 1 features fully ambidextrous controls adding much-needed... ... more

Radian Weapons Model 1 Complete Upper Receiver .223 Wylde 10.5 in Barrel Custom Carbine Length 1-8 Twist 1/2x28 Thread M-LOK Deadair Flash Hider

Radian Weapons Model 1 Complete Upper Receiver .223 Wylde 10.5 in Barrel Custom Carbine Length 1-8 Twist 1/2x28 Thread M-LOK Deadair Flash Hider. Beyond quality and aesthetics the Model 1 features fully ambidextrous controls adding much-needed... ... more

Radian Weapons Model 1 Complete Upper Receiver .223 Wylde 10.5 in Barrel Custom Carbine Length 1-8 Twist 1/2x28 Thread M-LOK Deadair Flash Hider FDE

Radian Weapons Model 1 Complete Upper Receiver .223 Wylde 10.5 in Barrel Custom Carbine Length 1-8 Twist 1/2x28 Thread M-LOK Deadair Flash Hider FDE. Beyond quality and aesthetics the Model 1 features fully ambidextrous controls adding much-needed... ... more

Radian Weapons Model 1 Complete Upper Receiver .223 Wylde 10.5 in Barrel Custom Carbine Length 1-8 Twist 1/2x28 Thread M-LOK Deadair Flash Hider OD

Radian Weapons Model 1 Complete Upper Receiver .223 Wylde 10.5 in Barrel Custom Carbine Length 1-8 Twist 1/2x28 Thread M-LOK Deadair Flash Hider OD. Beyond quality and aesthetics the Model 1 features fully ambidextrous controls adding much-needed... ... more

XTS Complete Upper Receiver w/o BCG w/12in Ce Rail USA Edition AR15 24.75in 12in Barrel Carbine 1-8 Twist 1/2x28 Thread M-LOK Stainless Steel Bird

XTS Complete Upper Receiver w/o BCG w/12in Ce Rail USA Edition AR15 24.75in 12in Barrel Carbine 1-8 Twist 1/2x28 Thread M-LOK Stainless Steel Bird. 56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and 5.56. These... ... more

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 223/5.56 24.75in 16.5in Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 223/5.56 24.75in 16.5in Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish. 5in AR15 5.56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and... ... more

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 223/5.56 24.75in 16.5in Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 223/5.56 24.75in 16.5in Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish. 5in AR15 5.56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and... ... more

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 223/5.56 24.75in 16.5in Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 223/5.56 24.75in 16.5in Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish. 5in AR15 5.56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and... ... more

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 223/5.56 24.75in 16.5in Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish OD

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 223/5.56 24.75in 16.5in Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish OD. 5in AR15 5.56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223... ... more

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 223/5.56 24.75in 16.5in Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 223/5.56 24.75in 16.5in Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish. 5in AR15 5.56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and... ... more

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 223/5.56 24.75in 16.5in Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 223/5.56 24.75in 16.5in Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish. 5in AR15 5.56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and... ... more

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 223/5.56 24.75in 16.5in Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 223/5.56 24.75in 16.5in Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish. 5in AR15 5.56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and... ... more

Tiger Rock Threaded Barrel 5.56 NATO 16in Carbine Length 1-8 Twist 1/2x28 Thread Pitch Stainless Steel Silver Large BR168-S

Tiger Rock Threaded Barrel 5.56 NATO 16in Carbine Length 1-8 Twist 1/2x28 Thread Pitch Stainless Steel Silver Large BR168-S. 56 NATO Rifle Threaded Barrel then you have come to the ideal spot.. Formulated by using some of the most extremely strong... ... more

Rock River Arms Completed Upper Receiver R3 .223/5.56mm 18 Inch Barrel Mid-Length Plofile 1-8 Twist 1/2-28 Thread M-LOK Handguard Brake Black

Rock River Arms Completed Upper Receiver R3 .223/5.56mm 18 Inch Barrel Mid-Length Plofile 1-8 Twist 1/2-28 Thread M-LOK Handguard Brake Black. 223 Wylde Completed Upper. These AR15 Upper Receivers from the professional product specialists at Rock... ... more

Centurion Arms Threaded Rifle Barrel MK12 18 in 416R Stainless Steel 1/2x28 1-7 Twist Rifle Length Stainless NSN 9305.20.9000 MK12B

Centurion Arms Threaded Rifle Barrel MK12 18 in 416R Stainless Steel 1/2x28 1-7 Twist Rifle Length Stainless NSN 9305.20.9000 MK12B. S. government to give Special Operations forces the best possible weapon system. Troops who have carried these AR15... ... more