Rosco Manufacturing Bloodline .300 AAC Blackout Barrel 10.5 in Pistol Heavy 1-7 Twist 5/8x24 Thread Nitride Black BL-105-HB-300BLK-7-P

BSF Barrels AR Carbon Fiber Barrel AR-15 .300 AAC Blackout 16 in Pistol Length 1-7 Twist 5/8x24 Thread .875 OD Gray FP1516B0087

BSF Barrels AR Carbon Fiber Barrel AR-15 .300 AAC Blackout 16 in Pistol Length 1-7 Twist 5/8x24 Thread .875 OD Gray FP1516B0087. 300 AAC Blackout Carbon Fiber Barrel. These Rifle Barrels by BSF Barrels are constructed from .300 AAC Blackout chamberings... ... more

BSF Barrels AR Carbon Fiber Barrel AR-15 .300 AAC Blackout 10 in Pistol Length 1-7 Twist 5/8x24 Thread .875 OD Gray FP1510B0017

BSF Barrels AR Carbon Fiber Barrel AR-15 .300 AAC Blackout 10 in Pistol Length 1-7 Twist 5/8x24 Thread .875 OD Gray FP1510B0017. 300 AAC Blackout Carbon Fiber Barrel. These Rifle Barrels by BSF Barrels are constructed from .300 AAC Blackout chamberings... ... more

BSF Barrels AR Carbon Fiber Barrel AR-15 .300 AAC Blackout 14.5 in Pistol Length 1-7 Twist 5/8x24 Thread .875 OD Gray FP1514B0087

BSF Barrels AR Carbon Fiber Barrel AR-15 .300 AAC Blackout 14.5 in Pistol Length 1-7 Twist 5/8x24 Thread .875 OD Gray FP1514B0087. 300 AAC Blackout Carbon Fiber Barrel. These Rifle Barrels by BSF Barrels are constructed from .300 AAC Blackout... ... more

OP Exclusive Moriarti AR-15 Upper Receiver 300 Blackout 16in Pistol Medium M-LOK 1-7 Twist 5/8x24 Thread Diamond Cut Free-Float Handguard Triport

OP Exclusive Moriarti AR-15 Upper Receiver 300 Blackout 16in Pistol Medium M-LOK 1-7 Twist 5/8x24 Thread Diamond Cut Free-Float Handguard Triport. These AR15 Upper Receivers from the professional product professionals at Moriarti are made by using... ... more

Rosco Manufacturing Bloodline .300 AAC Blackout Barrel 8.2 in Pistol Heavy 1-7 Twist 5/8x24 Thread Nitride Black BL-82-HB-300BLK-7-P

Rosco Manufacturing Bloodline .300 AAC Blackout Barrel 8.2 in Pistol Heavy 1-7 Twist 5/8x24 Thread Nitride Black BL-82-HB-300BLK-7-P. This is the shortest that Rosco Manufacturing will go to allow you the flexibility of a shorter Personal Defense... ... more

OP Exclusive Moriarti AR-15 Upper Receiver 300 Blackout 10.5in Pistol Medium M-LOK 1-7 Twist 5/8x24 Thread Diamond Cut Free-Float Handguard A2 Flash

OP Exclusive Moriarti AR-15 Upper Receiver 300 Blackout 10.5in Pistol Medium M-LOK 1-7 Twist 5/8x24 Thread Diamond Cut Free-Float Handguard A2 Flash. 5in 300 Blackout Upper Receiver A2 Flash Hider then you've come to the absolute correct location..... ... more

BSF Barrels AR Carbon Fiber Barrel AR-15 .300 AAC Blackout 14.5 in Pistol Length 1-8 Twist 5/8x24 Thread .875 OD Gray FP1514B0088

BSF Barrels AR Carbon Fiber Barrel AR-15 .300 AAC Blackout 14.5 in Pistol Length 1-8 Twist 5/8x24 Thread .875 OD Gray FP1514B0088. 300 AAC Blackout Carbon Fiber Barrel. These Rifle Barrels by BSF Barrels are constructed from .300 AAC Blackout... ... more

BSF Barrels AR Carbon Fiber Barrel AR-15 .300 AAC Blackout 16 in Pistol Length 1-8 Twist 5/8x24 Thread .875 OD Gray FP1516B0028

BSF Barrels AR Carbon Fiber Barrel AR-15 .300 AAC Blackout 16 in Pistol Length 1-8 Twist 5/8x24 Thread .875 OD Gray FP1516B0028. 300 AAC Blackout Carbon Fiber Barrel. These Rifle Barrels by BSF Barrels are constructed from .300 AAC Blackout chamberings... ... more

BSF Barrels AR Carbon Fiber Barrel AR-15 .300 AAC Blackout 10 in Pistol Length 1-8 Twist 5/8x24 Thread .875 OD Gray FP1510B0018

BSF Barrels AR Carbon Fiber Barrel AR-15 .300 AAC Blackout 10 in Pistol Length 1-8 Twist 5/8x24 Thread .875 OD Gray FP1510B0018. 300 AAC Blackout Carbon Fiber Barrel. These Rifle Barrels by BSF Barrels are constructed from .300 AAC Blackout chamberings... ... more

Sons of Liberty Gun Works Threaded Barrel .300 AAC Blackout 9in DRP Profile Pistol Gas 5/8x24 1-7 Twist QPQ Black 9COMBAT300

Sons of Liberty Gun Works Threaded Barrel .300 AAC Blackout 9in DRP Profile Pistol Gas 5/8x24 1-7 Twist QPQ Black 9COMBAT300. 300 AAC Blackout Barrel Profile: DRP Gas System Length: Pistol Length Gas Block Journal Size-Diameter: .750 in Threads per... ... more

V Seven 300 AAC Blackout Stainless Match Medium Contour 5.5 inch 1-7 Twist 5/8x24 Thread 416R 300 AAC Blackout Stainless Steel 300M7T 5.5

V Seven 300 AAC Blackout Stainless Match Medium Contour 5.5 inch 1-7 Twist 5/8x24 Thread 416R 300 AAC Blackout Stainless Steel 300M7T 5.5. V Seven machined these AR15 Barrels from 416R stainless steel for maximum ruggedness. Each V Seven 300 AAC... ... more

Aero Precision .300 Blackout CMV Barrel 16in Pistol Length 1-7 Twist 5/8x24 Threaded Anodized Black APRH100173

Aero Precision .300 Blackout CMV Barrel 16in Pistol Length 1-7 Twist 5/8x24 Threaded Anodized Black APRH100173. 300 Blackout CMV Barrel Pistol Length (C) Specifications for Aero Precision .300 Blackout CMV Barrel: Manufacturer: Aero Precision Color:... ... more

Maxim Defense Industries MD15-1505 Upper Receiver .300 AAC Blackout 14.5in 5.5in Medium Barrel Pistol 1-5 Twist 5/8x24 Thread M-Slot Handguard

Maxim Defense Industries MD15-1505 Upper Receiver .300 AAC Blackout 14.5in 5.5in Medium Barrel Pistol 1-5 Twist 5/8x24 Thread M-Slot Handguard. R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any Mil-Spec... ... more

Brenton USA Upper Receiver Guide .300 AAC Blackout 18in Barrel 5/8x24 Thread 1-8 Twist Midnight MarbleKote Midnight MarbleKote ULG18MM30B

Brenton USA Upper Receiver Guide .300 AAC Blackout 18in Barrel 5/8x24 Thread 1-8 Twist Midnight MarbleKote Midnight MarbleKote ULG18MM30B. Limited rifles are available in Midnight adjustable stock configuration only and include Black Nitride carrier... ... more

Rosco Manufacturing Purebred .300 AAC Blackout Barrel 16in Pistol Heavy 1-8 Twist 5/8x24 Thread 80 Grit Bead Blast Stainless PB-16-HB-300BLK-8-P

Rosco Manufacturing Purebred .300 AAC Blackout Barrel 16in Pistol Heavy 1-8 Twist 5/8x24 Thread 80 Grit Bead Blast Stainless PB-16-HB-300BLK-8-P. 300 AAC Blackout Barrel to advance your aim and overall performance when putting shots on target. These... ... more

Dark Storm Industries DS-15 Typhoon Complete Upper Receiver .300 Blackout 7.5in Barrel M4 Pistol Profile 1-8 Twist 5/8x24 Thread M-Lok FirestormType

Dark Storm Industries DS-15 Typhoon Complete Upper Receiver .300 Blackout 7.5in Barrel M4 Pistol Profile 1-8 Twist 5/8x24 Thread M-Lok FirestormType. 5in .300 Blackout Complete Upper Receiver. These AR15 Upper Receivers through the expert product... ... more

Rosco Manufacturing Purebred .300 AAC Blackout Barrel 8.2in Pistol Heavy 1-7 Twist 5/8x24 Thread 80 Grit Bead Blast Stainless PB-82-HB-300BLK-7-P

Rosco Manufacturing Purebred .300 AAC Blackout Barrel 8.2in Pistol Heavy 1-7 Twist 5/8x24 Thread 80 Grit Bead Blast Stainless PB-82-HB-300BLK-7-P. 300 AAC Blackout Barrel to advance your aim and overall performance when putting shots on target. These... ... more

Radian Weapons Model 1 Complete Upper Receiver .300 AAC Blackout 9 in Barrel Custom Pistol Length 1-5 Twist 5/8x24 Thread M-LOK Deadair Flash Hider

Radian Weapons Model 1 Complete Upper Receiver .300 AAC Blackout 9 in Barrel Custom Pistol Length 1-5 Twist 5/8x24 Thread M-LOK Deadair Flash Hider. Beyond quality and aesthetics the Model 1 features fully ambidextrous controls adding much-needed... ... more

OP Exclusive Moriarti AR-15 Upper Receiver 300 Blackout 10.5in Pistol Medium M-LOK 1-7 Twist 5/8x24 Thread Diamond Cut Free-Float Handguard Triport

OP Exclusive Moriarti AR-15 Upper Receiver 300 Blackout 10.5in Pistol Medium M-LOK 1-7 Twist 5/8x24 Thread Diamond Cut Free-Float Handguard Triport. 5in 300 Blackout Upper Receiver Triport then you have arrived at the right place.. These AR15 Upper... ... more

Moriarti AR-15 Pistol Barrel Threaded .300 AAC Blackout 10.5 inch Medium 1-7 Twist 5/8x24 Thread Nitride Nitride 10.5 inch MAR-300AAC-105-BRL

Moriarti AR-15 Pistol Barrel Threaded .300 AAC Blackout 10.5 inch Medium 1-7 Twist 5/8x24 Thread Nitride Nitride 10.5 inch MAR-300AAC-105-BRL. 300 AAC Blackout Pistol Barrel Threaded then you've found yourself in the right spot.. These AR15 Barrels... ... more

TRYBE Defense Threaded Barrel AR-15 .300 Blackout 10.5 inch Government Profile Pistol Length 1-7 Twist 5/8x24 Thread Nitride Finish Black

TRYBE Defense Threaded Barrel AR-15 .300 Blackout 10.5 inch Government Profile Pistol Length 1-7 Twist 5/8x24 Thread Nitride Finish Black. This 10.5" barrel chambered in .300 AAC Blackout boasts a beautiful government profile and is milled from 4150... ... more

Wilson Combat Match Grade Barrel AR-15 300 Blackout 16 in Ultralight Hunter Pistol Length 1-7 Twist 5/8x24 Threaded Glass Bead TR-300ULPG16RT7

Wilson Combat Match Grade Barrel AR-15 300 Blackout 16 in Ultralight Hunter Pistol Length 1-7 Twist 5/8x24 Threaded Glass Bead TR-300ULPG16RT7. These proven barrels feature a hand-polished bore and feedramps and then complete a rigorous final... ... more

Aero Precision .300 Blackout CMV Barrel 8in Pistol Length 1-7 Twist 5/8x24 Threaded Anodized Black APRH100062

Aero Precision .300 Blackout CMV Barrel 8in Pistol Length 1-7 Twist 5/8x24 Threaded Anodized Black APRH100062. 300 Blackout CMV Barrel Pistol Length (C) Specifications for Aero Precision .300 Blackout CMV Barrel: Manufacturer: Aero Precision Color:... ... more

OP Exclusive Moriarti AR-15 Upper Receiver 300 Blackout 10.5in Pistol Medium M-LOK 1-7 Twist 5/8x24 Thread Diamond Cut Free-Float Handguard Slanted

OP Exclusive Moriarti AR-15 Upper Receiver 300 Blackout 10.5in Pistol Medium M-LOK 1-7 Twist 5/8x24 Thread Diamond Cut Free-Float Handguard Slanted. 5in 300 Blackout Upper Receiver Slanted Muzzle was developed to be the best item for anyone in need of... ... more

Faxon Firearms Match Barrel AR Platform AR-15 300 BLK 7.5in Gunner Pistol Length 1-5 Twist 5/8x24 Thread Black 15B35P7NGQ-5R-NP3

Faxon Firearms Match Barrel AR Platform AR-15 300 BLK 7.5in Gunner Pistol Length 1-5 Twist 5/8x24 Thread Black 15B35P7NGQ-5R-NP3. The 300 Blackout cartridge yields increased performance in shorter barrels and effective subsonic performance. By speeding... ... more

Sons of Liberty Gun Works Threaded Barrel .300 AAC Blackout 10.5in DRP Profile Pistol Gas 5/8x24 1-7 Twist QPQ Black 10.5COMBAT300

Sons of Liberty Gun Works Threaded Barrel .300 AAC Blackout 10.5in DRP Profile Pistol Gas 5/8x24 1-7 Twist QPQ Black 10.5COMBAT300. 300 AAC Blackout Barrel Profile: DRP Gas System Length: Pistol Length Gas Block Journal Size-Diameter: .750 in Threads... ... more

Moriarti Complete Upper Receiver AR-15 .300 AAC Blackout 16 inch Barrel Medium Profile Pistol Length 1x7 Twist 5/8X24 Thread M-LOK Handguard Triport

Moriarti Complete Upper Receiver AR-15 .300 AAC Blackout 16 inch Barrel Medium Profile Pistol Length 1x7 Twist 5/8X24 Thread M-LOK Handguard Triport. No other modifications to your AR-15 is required. Uses standard AR-15 BCG. All you need is 300 BLK... ... 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 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

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

Radian Weapons Model 1 Complete Upper Receiver .300 AAC Blackout 9 in Barrel Custom Pistol Length 1-5 Twist 1/2x28 Thread M-LOK Deadair Flash Hider

Radian Weapons Model 1 Complete Upper Receiver .300 AAC Blackout 9 in Barrel Custom Pistol Length 1-5 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 .300 AAC Blackout 9 in Barrel Custom Pistol Length 1-5 Twist 1/2x28 Thread M-LOK Deadair Flash Hider

Radian Weapons Model 1 Complete Upper Receiver .300 AAC Blackout 9 in Barrel Custom Pistol Length 1-5 Twist 1/2x28 Thread M-LOK Deadair Flash Hider. Beyond quality and aesthetics the Model 1 features fully ambidextrous controls adding much-needed... ... 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

Aero Precision .300 Blackout CMV Barrel 10in Pistol Length 1-7 Twist 5/8x24 Threaded Anodized Black APRH100063

Aero Precision .300 Blackout CMV Barrel 10in Pistol Length 1-7 Twist 5/8x24 Threaded Anodized Black APRH100063. 300 Blackout CMV Barrel Pistol Length (C) Specifications for Aero Precision .300 Blackout CMV Barrel: Manufacturer: Aero Precision Color:... ... more

Moriarti Upper Receiver Stripped AR-15 .300 Blackout 10.5 inch Barrel Medium Profile Pistol Length 1x7 Twist 5/8X24 Thread M-LOK Handguard Mini Shroud

Moriarti Upper Receiver Stripped AR-15 .300 Blackout 10.5 inch Barrel Medium Profile Pistol Length 1x7 Twist 5/8X24 Thread M-LOK Handguard Mini Shroud. 5 in Pistol Upper Assembly / Mlok / Shroud is a top-of-the-line assembly designed for the AR-15... ... more

Faxon Firearms Match Barrel AR Platform AR-15 300 BLK 6in Gunner Pistol Length 1-5 Twist 5/8x24 Thread Black 15B35P6NGQ-5R-NP3

Faxon Firearms Match Barrel AR Platform AR-15 300 BLK 6in Gunner Pistol Length 1-5 Twist 5/8x24 Thread Black 15B35P6NGQ-5R-NP3. The 300 Blackout cartridge yields increased performance in shorter barrels and effective subsonic performance. By speeding... ... more

Jacob Grey Firearms Threaded Rifle Barrel AR Platform AR-15 .300 Blackout 16in Carbine Length 1-7 Twist 5/8x24 Thread Black 300BO16B

Jacob Grey Firearms Threaded Rifle Barrel AR Platform AR-15 .300 Blackout 16in Carbine Length 1-7 Twist 5/8x24 Thread Black 300BO16B. If youre not already a fan of this cartridge take it to the range and you will be. You can have an AR that not only... ... more