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

White Oak Armament Ar-15/M16 223 Wylde Match Barrels - 16" Mid-Length Carbine Barrel

Precision-machined stainless steel barrels feature a .223 Wylde chamber that helps maximize the long-range performance of your AR-15 with both .223 Remington and 5.56x45mm NATO ammunition. With 6-groove, 1-7" button rifling for accuracy and M4-type... ... more

Precision Reflex Gen 3 AR-15/M16 Round Free Float Forearm Rifle Length 12.5 in Natural 05-073-03

Precision Reflex Gen 3 AR-15/M16 Round Free Float Forearm Rifle Length 12.5 in Natural 05-073-03. 5in rail on top and 3- 3in rails at 36 and 9 O'clock positions. The forearm is constructed of wrapped carbon fiber with an aluminum barrel nut and... ... more

Precision Reflex Gen 3 AR-15/M16 Round Free Float Forearm Rifle Length 12.5 in Flat Dark Earth 05-073-03DE

Precision Reflex Gen 3 AR-15/M16 Round Free Float Forearm Rifle Length 12.5 in Flat Dark Earth 05-073-03DE. 5in rail on top and 3- 3in rails at 36 and 9 O'clock positions. The forearm is constructed of wrapped carbon fiber with an aluminum barrel... ... more

Cmmg Ar-15/M16 300 Blk Barrels - Ar15 12.5" 300blk Mr Barrel

Direct replacement for the standard .223/5.56mm barrel converts your AR-15 to the high-performance 300 AAC Blackout (300BLK) cartridge. The 300 AAC lets you upgrade your rifle to 7.62 x 39 ballistics, while retaining the standard AR-15/M16 bolt,... ... more

Cmmg Ar-15/M16 5.56mm Barrels - Ar15 16" 5.56 Barrel 416ss Mt

Chambered in 5.56mm NATO, these medium profile barrels feature a 1-7 twist with 1/2"-28 muzzle threads, and accept .750" diameter gas blocks. 16" barrel mid-length gas system. Mfg: Cmmg SPECS: 416 stainless steel. 1/2"-28 muzzle threads. 750" OD Gas... ... more

Cmmg Ar-15/M16 300 Blk Barrels - Ar15 8.2" 300blk Mr Barrel

Direct replacement for the standard .223/5.56mm barrel converts your AR-15 to the high-performance 300 AAC Blackout (300BLK) cartridge. The 300 AAC lets you upgrade your rifle to 7.62 x 39 ballistics, while retaining the standard AR-15/M16 bolt,... ... more

Daniel Defense Ar-15/M16 300 Blk S2w Hammer Forged Barrels - 16" S2w Carbine Length 300 Blk Barrel,

These barrels are cold hammer-forged from high-grade chromium-molybdenum-vanadium alloy steel for exceptional strength and accuracy potential-like a high-end match rifle barrel. Magnetic particle inspection (MPI) ensures there are no internal flaws... ... more

Bsf Barrels Ar-15 Barrel Carbon Fiber 223 Wylde 1-8 Twist - 18" Barrel 223 Wylde Carbon Fiber Rifle

The BSF .223 Wylde Carbon Fiber AR-15 Barrels are built around a 416R stainless steel inner core wrapped in an advanced carbon fiber jacket for enhanced strength and rapid cooling. The result is the rigidity and stability of a heavy target barrel... ... more

Bsf Barrels Ar-15 Barrel Carbon Fiber 6.5 Grendel Rifle Gas System 1-8 Twist - 20" Barrel 6.5 Grende

BSF 6.5 Grendel Carbon Fiber AR-15 Barrels have a match-grade 416R stainless steel inner core sleeved in roll-wrapped carbon fiber that provides superb rigidity, weight savings, and excellent cooling. Three times stronger than steel, the carbon... ... more

Bsf Barrels Ar-15 Barrel Carbon Fiber 223 Wylde 1-8 Twist - 16" Barrel 223 Wylde Carbon Fiber Mid-Le

The BSF .223 Wylde Carbon Fiber AR-15 Barrels are built around a 416R stainless steel inner core wrapped in an advanced carbon fiber jacket for enhanced strength and rapid cooling. The result is the rigidity and stability of a heavy target barrel... ... more

Faxon Firearms Ar-15 Barrels 300 Blackout Gunner Profile - 300 Aac Blackout 1-8 Twist 7.5" Barrel

Faxon's .300 AAC Blackout Gunner Barrels are machined from hardened 4150 Chrome moly in a unique contour that balances rigidity - for excellent accuracy - with light weight for maneuverability. From the muzzle back to the gas block .300 AAC Blackout... ... more

Faxon Firearms Ar-15 Barrels 300 Blackout Gunner Profile - 300 Aac Blackout 1-8 Twist 16" Barrel

Faxon's .300 AAC Blackout Gunner Barrels are machined from hardened 4150 Chrome moly in a unique contour that balances rigidity - for excellent accuracy - with light weight for maneuverability. From the muzzle back to the gas block .300 AAC Blackout... ... more

Faxon Firearms Ar-15 Barrels 300 Blackout Gunner Profile - 300 Aac Blackout 1-8 Twist 10.5" Barrel

Faxon's .300 AAC Blackout Gunner Barrels are machined from hardened 4150 Chrome moly in a unique contour that balances rigidity - for excellent accuracy - with light weight for maneuverability. From the muzzle back to the gas block .300 AAC Blackout... ... more

Colt Ar-15 Barrel 5.56mm Nato Government - Barrel 5.56mm Nato 11.5" 1-7 Black

This genuine Colt 11.5" Heavy Profile Barrel epitomizes modern warfare's need for speed and mobility - AND it's ready to install on your next AR-15 pistol or SBR. The barrels is forged from ordnance-grade carbon steel, with a chrome-lined bore and... ... more

Wilson Combat Ar-15 Recon Barrel 300 Blackout - Recon Barrel 300blk 16 Fluted Pistol Gas Stainless

If you're building a suppressor-ready carbine chambered in the popular .300 Blackout, then the Wilson Combat AR-15 Recon Barrel is purpose-built for your project, thanks to a unique setup with a number of special features. The Wilson Combat AR-15... ... more

Precision Reflex Gen 3 AR-15/M16 Round Free Float Forearm Rifle Length 12.5 in Black 05-073-03B

Precision Reflex Gen 3 AR-15/M16 Round Free Float Forearm Rifle Length 12.5 in Black 05-073-03B. 5in rail on top and 3- 3in rails at 36 and 9 O'clock positions. The forearm is constructed of wrapped carbon fiber with an aluminum barrel nut and... ... more

Ghost Firearms Elite Complete Upper Receiver .300 Blackout 16 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 14 inch M-LOK Free Float Hand Guard

Ghost Firearms Elite Complete Upper Receiver .300 Blackout 16 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 14 inch M-LOK Free Float Hand Guard. 300 Blackout Upper Receiver is an essential part of any build. Ghost Firearms machined these... ... more

Grid Defense Complete Upper Receiver .300 Blackout 10.5 inch Pistol Length 4150 Steel Light HBAR Barrel 1-8 Twist 10.5 inch Hand Guard A2 Flash Hider

Grid Defense Complete Upper Receiver .300 Blackout 10.5 inch Pistol Length 4150 Steel Light HBAR Barrel 1-8 Twist 10.5 inch Hand Guard A2 Flash Hider. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these... ... more

Grid Defense Complete Upper Receiver .300 Blackout 16 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 14 inch M-LOK Rail A2 Flash Hider Tactical

Grid Defense Complete Upper Receiver .300 Blackout 16 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 14 inch M-LOK Rail A2 Flash Hider Tactical. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these... ... more

Grid Defense Complete Upper Receiver .300 Blackout 7.5 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 9 inch Octagon M-LOK Hand Guard Dimpled

Grid Defense Complete Upper Receiver .300 Blackout 7.5 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 9 inch Octagon M-LOK Hand Guard Dimpled. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these Grid... ... more

Grid Defense Complete Upper Receiver .300 Blackout 7.5 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 9 inch Octagon M-LOK Hand Guard Dimpled

Grid Defense Complete Upper Receiver .300 Blackout 7.5 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 9 inch Octagon M-LOK Hand Guard Dimpled. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these Grid... ... more

Grid Defense Complete Upper Receiver .300 Blackout 10.5 inch Pistol Length 4150 Steel Light HBAR Barrel 1-8 Twist 10.5 inch Hand Guard A2 Flash Hider

Grid Defense Complete Upper Receiver .300 Blackout 10.5 inch Pistol Length 4150 Steel Light HBAR Barrel 1-8 Twist 10.5 inch Hand Guard A2 Flash Hider. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these... ... more

Grid Defense Complete Upper Receiver .300 Blackout 10.5 inch Pistol Length 4150 Steel Light HBAR Barrel 1-8 Twist 10.5 inch Hand Guard A2 Flash Hider

Grid Defense Complete Upper Receiver .300 Blackout 10.5 inch Pistol Length 4150 Steel Light HBAR Barrel 1-8 Twist 10.5 inch Hand Guard A2 Flash Hider. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these... ... more

Grid Defense Complete Upper Receiver .300 Blackout 16 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 14 inch M-LOK Rail A2 Flash Hider Blue

Grid Defense Complete Upper Receiver .300 Blackout 16 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 14 inch M-LOK Rail A2 Flash Hider Blue. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these Grid... ... more

Grid Defense Complete Upper Receiver .300 Blackout 10.5 inch Pistol Length 4150 Steel Light HBAR Barrel 1-8 Twist 10.5 inch Hand Guard A2 Flash Hider

Grid Defense Complete Upper Receiver .300 Blackout 10.5 inch Pistol Length 4150 Steel Light HBAR Barrel 1-8 Twist 10.5 inch Hand Guard A2 Flash Hider. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these... ... more

Grid Defense Complete Upper Receiver .300 Blackout 7.5 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 9 inch Octagon M-LOK Hand Guard Dimpled

Grid Defense Complete Upper Receiver .300 Blackout 7.5 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 9 inch Octagon M-LOK Hand Guard Dimpled. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these Grid... ... more

Grid Defense Complete Upper Receiver .300 Blackout 7.5in Pistol Length 4150 Light HBAR Barrel 1-8 Twist 9in Octagon M-LOK Hand Guard Dimpled Flash Can

Grid Defense Complete Upper Receiver .300 Blackout 7.5in Pistol Length 4150 Light HBAR Barrel 1-8 Twist 9in Octagon M-LOK Hand Guard Dimpled Flash Can. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these... ... more

Grid Defense Complete Upper Receiver .300 Blackout 7.5 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 9 inch Octagon M-LOK Hand Guard Dimpled

Grid Defense Complete Upper Receiver .300 Blackout 7.5 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 9 inch Octagon M-LOK Hand Guard Dimpled. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these Grid... ... more

Grid Defense Complete Upper Receiver .300 Blackout 16 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 14 inch M-LOK Rail A2 Flash Hider Flat Dark

Grid Defense Complete Upper Receiver .300 Blackout 16 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 14 inch M-LOK Rail A2 Flash Hider Flat Dark. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these... ... more

Grid Defense Complete Upper Receiver .300 Blackout 7.5 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 9 inch Octagon M-LOK Hand Guard Dimpled

Grid Defense Complete Upper Receiver .300 Blackout 7.5 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 9 inch Octagon M-LOK Hand Guard Dimpled. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these Grid... ... more

Grid Defense Complete Upper Receiver .300 Blackout 16 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 14 inch M-LOK Rail A2 Flash Hider Tungsten

Grid Defense Complete Upper Receiver .300 Blackout 16 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 14 inch M-LOK Rail A2 Flash Hider Tungsten. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these... ... more

Grid Defense Complete Upper Receiver .300 Blackout 10.5 inch Pistol Length 4150 Steel Light HBAR Barrel 1-8 Twist 10.5 inch Hand Guard A2 Flash Hider

Grid Defense Complete Upper Receiver .300 Blackout 10.5 inch Pistol Length 4150 Steel Light HBAR Barrel 1-8 Twist 10.5 inch Hand Guard A2 Flash Hider. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these... ... more

Grid Defense Complete Upper Receiver .300 Blackout 10.5 inch Pistol Length 4150 Steel Light HBAR Barrel 1-8 Twist 10.5 inch Hand Guard A2 Flash Hider

Grid Defense Complete Upper Receiver .300 Blackout 10.5 inch Pistol Length 4150 Steel Light HBAR Barrel 1-8 Twist 10.5 inch Hand Guard A2 Flash Hider. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these... ... more

Proof Research AR-Type Barrel Carbon Fiber .308 WIN 16 inch Intermediate Length 1/10 Twist 5/8-24 Thread Black 101261

Proof Research AR-Type Barrel Carbon Fiber .308 WIN 16 inch Intermediate Length 1/10 Twist 5/8-24 Thread Black 101261. With these by Proof Research you get increased barrel life extreme accuracy and superior durability all in one device. Also this... ... more

Ballistic Advantage Ar-15 Modern Series Barrels .300 Blackout - Ar-15 Pistol Length 16 Barrel .300

This .300 Blackout chambered 6 inch Modern Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension. All NFA/ATF Rules Apply You may use this barrel with a lower... ... more

Ballistic Advantage Ar-15 Modern Series Barrels .300 Blackout - Ar-15 Pistol Length 6 Barrel .300 Bl

This .300 Blackout chambered 6 inch Modern Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension. All NFA/ATF Rules Apply You may use this barrel with a lower... ... 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