Rainier Arms Select 5.56 NATO Barrel 14.5in 1-7 Twist 1/2x28 Black Small RAB-SEL-556-145-M-NF-BLK

Rosco Manufacturing Bloodline 5.56 NATO Barrel M4 14.5in Mid Length 1-7 Twist 1/2x28 Thread Nitride Black BL-145-GVT-556-7-M

Rosco Manufacturing Bloodline 5.56 NATO Barrel M4 14.5in Mid Length 1-7 Twist 1/2x28 Thread Nitride Black BL-145-GVT-556-7-M. The longer gas system allows for a smoother gas curve which leads to managed dwell times. This combo creates a great balance... ... more

Sons of Liberty Gun Works Threaded Barrel 5.56 Chamber 14.5in Combat V2 Profile Mid Gas 1/2x28 1-7 Twist QPQ Black 14.5COMBATV2-CHF-556

Sons of Liberty Gun Works Threaded Barrel 5.56 Chamber 14.5in Combat V2 Profile Mid Gas 1/2x28 1-7 Twist QPQ Black 14.5COMBATV2-CHF-556. Formulated by using some of the most extremely durable and dependable components available these AR15 Barrels from... ... more

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 13in 1-7 Twist 1/2x28 Thread Black 556N13CUA

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 13in 1-7 Twist 1/2x28 Thread Black 556N13CUA. 56 NATO and built around a 1/7 twist barrel. 7-sided M-LOK Handguard and 7075 Aluminum Upper Receiver. These uppers have a pistol-length gas system that... ... more

Maxim Defense Industries MD15-1505 Upper Receiver 5.56 Nato 14.5in 5.5in Medium Barrel Pistol 1-7 Twist 1/2x28 Thread M-Slot Handguard Hatebrake Type

Maxim Defense Industries MD15-1505 Upper Receiver 5.56 Nato 14.5in 5.5in Medium Barrel Pistol 1-7 Twist 1/2x28 Thread M-Slot Handguard Hatebrake Type. R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any... ... 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

Rainier Arms Select 5.56 NATO Dissipator Barrel 16in 1-7 Twist 1/2x28 Black Medium RAB-SEL-556-16-R-NF-BLK

Rainier Arms Select 5.56 NATO Dissipator Barrel 16in 1-7 Twist 1/2x28 Black Medium RAB-SEL-556-16-R-NF-BLK. They are able to reach our goal by sourcing a very high end barrel blank at an affordable price. They start off using a high precision match... ... more

Geissele CHF Barrel 5.56mm 14.5in 1-7 Twist 1/2x28 Thread Black 14.5in 05-1861

Geissele CHF Barrel 5.56mm 14.5in 1-7 Twist 1/2x28 Thread Black 14.5in 05-1861. Our barrels are High Pressure Tested (HPT) and Magnetic Particle Inspected (MPI). The accuracy and reliability of Geissele CHF barrels makes them an ideal choice for a hard... ... more

Dark Storm Industries DS-15 Typhoon Complete Upper Receiver 5.56 NATO 7.5in Barrel M4 Pistol Profile 1-7 Twist 1/2x28 Thread M-Lok Firestorm Type III

Dark Storm Industries DS-15 Typhoon Complete Upper Receiver 5.56 NATO 7.5in Barrel M4 Pistol Profile 1-7 Twist 1/2x28 Thread M-Lok Firestorm Type III. 750 Micro Gas Block andPistol Gas System DSI 7.5" SOCOM 5.56 Threaded 1:7 Nitrite Barrel andDSI... ... more

Maxim Defense Industries MD15-1505 Upper Receiver 5.56 Nato 14.5in 5.5in Medium Barrel Pistol 1-7 Twist 1/2x28 Thread M-Slot Handguard Hatebrake Type

Maxim Defense Industries MD15-1505 Upper Receiver 5.56 Nato 14.5in 5.5in Medium Barrel Pistol 1-7 Twist 1/2x28 Thread M-Slot Handguard Hatebrake Type. R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any... ... more

Veritas Tactical Pro Match Barrel 5.56 14.5in Heavy Contour 1-7 Twist Black PB-145-FB-556-7-N

Veritas Tactical Pro Match Barrel 5.56 14.5in Heavy Contour 1-7 Twist Black PB-145-FB-556-7-N. 56 Pro Match Threaded Barrel is the rifling of choice for shooters looking to increase the performance of their rifle. The barrels feature a 1/2x28 spec with... ... more

Sons of Liberty Gun Works Threaded Barrel 5.56mm 14.5in Combat V2 Profile Mid Gas 1/2x28 1-7 Twist QPQ Black 14.5COMBATV2-556

Sons of Liberty Gun Works Threaded Barrel 5.56mm 14.5in Combat V2 Profile Mid Gas 1/2x28 1-7 Twist QPQ Black 14.5COMBATV2-556. 56mm Mid Gas Combat V2 Threaded Barrel was made to be the best item for anybody needing an exceptional choice.. Formulated by... ... more

Jacob Grey Firearms Threaded Rifle Barrel AR Platform AR-15 5.56 NATO/.223 Remington 10.5in Pistol Length 1-7 Twist 1/2x28 Thread Black 556N105B

Jacob Grey Firearms Threaded Rifle Barrel AR Platform AR-15 5.56 NATO/.223 Remington 10.5in Pistol Length 1-7 Twist 1/2x28 Thread Black 556N105B. Depending on what your intended purpose for a particular rifle will be you might want a lightweight short... ... more

Rosco Manufacturing Bloodline 5.56 NATO Barrel M4 16in Mid Length 1-7 Twist 1/2x28 Thread Nitride Black BL-16-GVT-556-7-M

Rosco Manufacturing Bloodline 5.56 NATO Barrel M4 16in Mid Length 1-7 Twist 1/2x28 Thread Nitride Black BL-16-GVT-556-7-M. The longer gas system allows for a smoother gas curve which leads to managed dwell times. This combo creates a great balance of... ... more

Ballistic Advantage Performance Barrel AR-15 5.56 12.9in Hanson Contour 1/7 Twist 1/2x28 Thread QPQ Corrosion Resistant Black BABL556033F

Ballistic Advantage Performance Barrel AR-15 5.56 12.9in Hanson Contour 1/7 Twist 1/2x28 Thread QPQ Corrosion Resistant Black BABL556033F. 56 Barrel. These Rifle Barrels by Ballistic Advantage are constructed from tough 4150 Chrome Moly Vanadium steel... ... more

Wilson Combat Barrel Match Grade AR-15 5.56 NATO SBR 8in Round 1/2x28 TPI 1-7 Twist Stainless Steel TR-556SBRPG8RT7

Wilson Combat Barrel Match Grade AR-15 5.56 NATO SBR 8in Round 1/2x28 TPI 1-7 Twist Stainless Steel TR-556SBRPG8RT7. These proven barrels feature a hand-polished bore and feedramps and then complete a rigorous final inspection process that ensures your... ... more

Aero Precision Chrome Moly Vanadium Barrel AR-15 5.56 NATO 14.5 inch Government Profile Mid-Length 1-7 Twist 1/2x28 Thread Pinned VG6 Epsilon 556SL

Aero Precision Chrome Moly Vanadium Barrel AR-15 5.56 NATO 14.5 inch Government Profile Mid-Length 1-7 Twist 1/2x28 Thread Pinned VG6 Epsilon 556SL. 5in 5.56 Barrel is the perfect addition to your AR15 build. Crafted to mil- spec standards from 4150... ... more

NEMO Arms NATO Barrel 5.56 NATO 11.5in Carbine Length 1-8 Twist 1/2x28 Thread 556-11.5-B

NEMO Arms NATO Barrel 5.56 NATO 11.5in Carbine Length 1-8 Twist 1/2x28 Thread 556-11.5-B. Starting with premium blanks NEMO has defined accuracy through precision machining that is done right in shop. Specifications for NEMO Arms NATO Barrel:... ... more

Stag Arms AR-15 Retro Right Hand Upper Receiver 5.56 NATO 20in Barrel NJ Compliant GOV Profile 1-7 Twist 1/2 x 28 Thread Compensator Black

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

Stag Arms AR-15 Upper Left Hand Receiver 5.56 NATO 16in Barrel Maryland Compliant HBAR Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black

Stag Arms AR-15 Upper Left Hand Receiver 5.56 NATO 16in Barrel Maryland Compliant HBAR Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black. Made to mil-spec standards this upper satisfies the need for a standard GI carbine. Featuring a... ... more

Rainier Arms Match .223 Wylde Barrel 14.5in 1-8 Twist 1/2x28 Silver Small RAB-M-223-145-M-NF-SAT

Rainier Arms Match .223 Wylde Barrel 14.5in 1-8 Twist 1/2x28 Silver Small RAB-M-223-145-M-NF-SAT. They are able to reach their goal by sourcing a very high end barrel blank at an affordable price. They start off using a high precision match blank in... ... more

Rosco Manufacturing Bloodline 5.56 NATO Heavy Barrel 16in Carbine 1-7 Twist 1/2x28 Thread Nitride Black BL-16-HB-556-7-C

Rosco Manufacturing Bloodline 5.56 NATO Heavy Barrel 16in Carbine 1-7 Twist 1/2x28 Thread Nitride Black BL-16-HB-556-7-C. 56 (NATO) barrels are designed to meet the modern day carbine shooters requirements. Rosco Manufacturing are a long way from our... ... more

Rosco Manufacturing Bloodline 5.56 NATO Barrel M4 10.5in Carbine 1-7 Twist 1/2x28 Thread Nitride Black BL-105-M4-556-7-C

Rosco Manufacturing Bloodline 5.56 NATO Barrel M4 10.5in Carbine 1-7 Twist 1/2x28 Thread Nitride Black BL-105-M4-556-7-C. 56 (NATO) barrels are designed to meet the modern day carbine shooters requirements. We are a long way from our daddy's "Sporter"... ... more

Ballistic Advantage Performance Barrel AR-15 5.56 13.9in Hanson Contour 1/7 Twist 1/2x28 Thread QPQ Corrosion Resistant Black BABL556037F

Ballistic Advantage Performance Barrel AR-15 5.56 13.9in Hanson Contour 1/7 Twist 1/2x28 Thread QPQ Corrosion Resistant Black BABL556037F. 56 Barrel. These Rifle Barrels by Ballistic Advantage are constructed from tough 4150 Chrome Moly Vanadium steel... ... more

Stag Arms AR-15 Upper Right Hand Receiver 5.56 NATO 16in Barrel Maryland Compliant HBAR Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider

Stag Arms AR-15 Upper Right Hand Receiver 5.56 NATO 16in Barrel Maryland Compliant HBAR Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider. Made to mil-spec standards this upper satisfies the need for a standard GI carbine. Featuring a 5.56x45mm... ... more

Sons of Liberty Gun Works Threaded Barrel 5.56 Chamber 11.5in Combat V2 Profile Carbine Gas 1/2x28 1-7 Twist QPQ Black 11.5COMBATV2-CHF-556

Sons of Liberty Gun Works Threaded Barrel 5.56 Chamber 11.5in Combat V2 Profile Carbine Gas 1/2x28 1-7 Twist QPQ Black 11.5COMBATV2-CHF-556. Formulated by using some of the most extremely durable and dependable components available these AR15 Barrels... ... more

Sons of Liberty Gun Works Threaded Barrel 5.56 Chamber 13.7in Combat V2 Profile Mid Gas 1/2x28 1-7 Twist QPQ Black 13.7COMBATV2-CHF-556

Sons of Liberty Gun Works Threaded Barrel 5.56 Chamber 13.7in Combat V2 Profile Mid Gas 1/2x28 1-7 Twist QPQ Black 13.7COMBATV2-CHF-556. Formulated by using some of the most extremely durable and dependable components available these AR15 Barrels from... ... more

Sons of Liberty Gun Works Threaded Barrel 5.56 Chamber 12.5in Combat V2 Profile Carbine Gas 1/2x28 1-7 Twist QPQ Black 12.5COMBATV2-CHF-556

Sons of Liberty Gun Works Threaded Barrel 5.56 Chamber 12.5in Combat V2 Profile Carbine Gas 1/2x28 1-7 Twist QPQ Black 12.5COMBATV2-CHF-556. Formulated by using some of the most extremely durable and dependable components available these AR15 Barrels... ... more

Sons of Liberty Gun Works Threaded Barrel 5.56 Chamber 16in Combat V2 Profile Mid Gas 1/2x28 1-7 Twist QPQ Black 16COMBATV2-CHF-556

Sons of Liberty Gun Works Threaded Barrel 5.56 Chamber 16in Combat V2 Profile Mid Gas 1/2x28 1-7 Twist QPQ Black 16COMBATV2-CHF-556. Formulated by using some of the most extremely durable and dependable components available these AR15 Barrels from Sons... ... more

Aero Precision 5.56 CMV Barrel 14.5in Mid-Length 1/7 Twist 1/2-28 Thread Black APRH100068

Aero Precision 5.56 CMV Barrel 14.5in Mid-Length 1/7 Twist 1/2-28 Thread Black APRH100068. 56 Barrel is the perfect addition to your AR15 build. Crafted to mil- spec standards from 4150 Chrome Moly Vanadium with a QPQ corrosion resistant finish this... ... more

Rainier Arms Mountain MOD2 5.56 NATO Barrel 12.5in 1/2x28 Mid Len Black Small RAB-CMV-556-125-M-HF-BLK

Rainier Arms Mountain MOD2 5.56 NATO Barrel 12.5in 1/2x28 Mid Len Black Small RAB-CMV-556-125-M-HF-BLK. We have brought back our Mountain Series of barrels for those of you who want the accuracy you expect from Rainier Arms in a nearly indestructible... ... more

TacFire 5.56 Nato 14.5in 1x7 Twist Nitrided Barrel w/Nib Extension Black BAR55617-14BN

TacFire 5.56 Nato 14.5in 1x7 Twist Nitrided Barrel w/Nib Extension Black BAR55617-14BN. These Rifle Barrels by TacFire come with a Nickel Boron (NiB) extension that resists corrosion and abrasion. Also a Nitrided exterior is the perfect way to reduce... ... more

Jacob Grey Firearms Threaded Rifle Barrel AR Platform AR-15 5.56 NATO/.223 Remington 16in Pistol Length 1-7 Twist 1/2x28 Thread Black 556N16B

Jacob Grey Firearms Threaded Rifle Barrel AR Platform AR-15 5.56 NATO/.223 Remington 16in Pistol Length 1-7 Twist 1/2x28 Thread Black 556N16B. Depending on what your intended purpose for a particular rifle will be you might want a lightweight short or... ... more

Tiger Rock Ballistic Advantage Modern Series Threaded Barrel 5.56 NATO 20in Rifle Gas System 1-7 Twist 1/2x28 Thread Pitch QPQ Black Large BR20-7M

Tiger Rock Ballistic Advantage Modern Series Threaded Barrel 5.56 NATO 20in Rifle Gas System 1-7 Twist 1/2x28 Thread Pitch QPQ Black Large BR20-7M. 56 NATO Threaded Barrel was developed in order to function as the ideal product for any person trying to... ... more

Aero Precision M4E1 Threaded Complete Upper Receiver 5.56 NATO 14.5 in Barrel M4 Profile 1-7 Twist 1/2x28 Thread 12 in ATLAS R-ONE M-LOK Handguard

Aero Precision M4E1 Threaded Complete Upper Receiver 5.56 NATO 14.5 in Barrel M4 Profile 1-7 Twist 1/2x28 Thread 12 in ATLAS R-ONE M-LOK Handguard. Our proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim... ... more

Rainier Arms Mountain MOD2 5.56 NATO Barrel 16in 1/2x28 Mid Len Black Medium RAB-CMV-556-16-M-HF-BLK

Rainier Arms Mountain MOD2 5.56 NATO Barrel 16in 1/2x28 Mid Len Black Medium RAB-CMV-556-16-M-HF-BLK. We have brought back our Mountain Series of barrels for those of you who want the accuracy you expect from Rainier Arms in a nearly indestructible... ... more

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 7.5in 1-7 Twist 1/2x28 Thread Black 556N75CUA

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 7.5in 1-7 Twist 1/2x28 Thread Black 556N75CUA. 56 NATO and built around a 1/7 twist barrel. 7-sided M-LOK Handguard and 7075 Aluminum Upper Receiver. These uppers have a pistol-length gas system... ... more

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 10.5in 1-7 Twist 1/2x28 Thread Black 556N105CUA

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 10.5in 1-7 Twist 1/2x28 Thread Black 556N105CUA. 56 NATO and built around a 1/7 twist barrel. 7-sided M-LOK Handguard and 7075 Aluminum Upper Receiver. These uppers have a pistol-length gas system... ... more