Best 300 Blackout Barrel

Building out the ideal rifle requires knowing the importance of each part you need. With the popularity of the 300 Blackout rifle, it’s essential to know what’s available and how you can modify the gun to meet the needs you have in mind, whether you’re a competitive shooter or a hunter. The 300 Blackout barrel is important to assuring that your gun is accurate and on target, so choosing the best 300 Blackout barrel can make an incredible difference in the performance of your gun. How do you choose the right barrel for your needs?

A Quick Look At Our 9 Best 300 Blackout Barrels

What To Look For In A 300 Blackout Barrel

When you’re considering the massive amounts of barrels on the market, you’ll want to carefully consider all aspects of any part prior to making a purchasing decision. The length of the barrel is extremely important to most users, as this can affect a great number of parameters. For example, a longer barrel will have a longer sighting plane, which can improve accuracy.

PSA 10.5" CHF 300 AAC BLACKOUT 1:8 PISTOL GAS BARREL attached on rifle

The length of the barrel also changes velocity, impacts overall design, and can impact the amount of noise and recoil you experience. Beyond the length, other important considerations in choosing the best 300 Blackout barrel include materials and opting for more sophisticated materials will improve the performance. You should know what the twist rate is, since a lower twist rate provides better accuracy. The contour and profile of the barrel also comes into play, with added weight increasing stability, while a lighter barrel is great for hunting.

Top 9 300 Blackout Barrel Reviews

If you’re in the market for a 300 Blackout barrel, you can start with the information below to help you navigate the ins and outs of what you need in terms of construction and performance.

1. Brownells B-Tac AR-15/M16 Barrels

BROWNELLS - B-TAC AR-15/M16 300 BLACKOUT RIFLE & PISTOL BARRELS
  • With Carbine Gas System
  • Cartridge: 300 AAC Blackout
  • Length: 16 inches (406.4 mm)
  • Twist: 1-8
  • With Med Pistol Gas System
  • Cartridge: 300 AAC Blackout
  • Length: 10.5 inches (266.7 mm)
  • Twist: 1-8
Check The Price

 

The Brownells B-Tac AR-15/M16 barrel has a piston gas system and a heavy profile that makes it ideal for continuous firing over long periods of time. The SOCOM contour barrel is crafted from 4150V steel for increased reliability and corrosion resistance. Because it has a nitride finish, you’ll find the barrel is incredibly easy to clean, taking away a great deal of hassle. It works with a wide variety of AR platforms, making it extremely versatile. This also means that it is great for a number of applications, so whether you’re practicing your aim, competing in a tournament, or hunting, you get great performance and reliability. Optimized for close range, this barrel can handle both subsonic and supersonic loads without damage or concern.

Who Should Buy a Brownells B-Tac AR-15/M16 Barrel?

If you’re interested in competitive shooting or are an avid hunter, you’ll love the Brownells B-Tac AR-15 barrel. It’s also great for those who need something easy to clean with a long service life.

Pros

  • Easy installation
  • Flawless even in intense firing
  • Versatile for use with many guns

Cons

  • Heavy profile

2. Faxon Firearms AR-15 Barrels

FAXON FIREARMS - AR-15 BARRELS 300 BLACKOUT GUNNER PROFILE
  • Cartridge: 300 AAC Blackout
  • Length: 7.5 inches (190.5 mm)
  • Muzzle Threads: 5/8-24
Check The Price

 

When it comes to the Faxon Firearms AR-15 barrel, you get a unique profile that incorporates elements of ideal weight, improved heat dissipation, and increased ergonomic design. This ‘gunner’ profile leads to a pencil style that keeps the weight low so that it’s easier to handle. Behind the gas block, you’ll find the material is thicker, allowing the barrel a greater ability to withstand heat during extended periods of firing.

The barrel comes in multiple lengths for more versatility, with shorter versions including a pistol length gas system and longer barrels using a carbine length gas system. These barrels are all optimized for rapid firing and increased, fasting maneuverability and have the ability to incorporate a muzzle device. The rifling also offers greater accuracy than older models.

Who Should Buy a Faxon Firearms AR-15 Barrel?

If you need something with increased maneuverability that is good for rapid firing, you should consider the Faxon Firearms AR-15 barrel. It’s also perfect for those who seek out enhanced accuracy without modifications.

Pros

  • Quick and easy maneuverability
  • Withstands heavy firing rate
  • Nitride coating

Cons

  • Could require fitting

3. BSF 16” 300 Blackout Pistol Barrel

BSF 16 300 BLACKOUT PISTOL GAS 1:8 TWIST, GRAY/BLACK - P1516B002
  • Caliber: 300 Blackout
  • Length: 16 inches (406.4 mm)
  • Barrel Twist: 1:8
Check The Price

 

The BSF 300 Blackout pistol barrel is extremely durable while maintaining a light weight due to its ingenious design. The 416R stainless steel barrel incorporates a carbon fiber sleeve, which includes holes for ventilation, thereby increasing heat dissipation as well as reducing weight. It also allows you to take shots in rapid succession without detrimental heat buildup and compromising accuracy. Because the barrel is rifled with 5R button technology and has a 1:8 twist rate, it rides a line that allows it to be a useful piece in several applications rather than focused on one particular area of use. The barrel length makes it viable for short range hunting, though it’s also great for use in competitive shooting.

Who Should Buy a BSF 300 Blackout Pistol Barrel?

The BSF 300 Blackout Pistol barrel is a perfect choice if you’re interested in short range hunting or are into competitive shooting. It’s also great for target practice, as well as home defense.

Pros

  • Excellent twist rate
  • Overall nice aesthetic
  • Highly durable due to construction

Cons

  • On the high end in terms of price

4. PSA 10.5” CHF Blackout Pistol Barrel

PSA 10.5 CHF 300 AAC BLACKOUT 1:8 PISTOL GAS BARREL
  • Caliber: 300 Blackout
  • Length: 10.5 inches (226.7 mm)
  • Barrel Twist: 1:8
Check The Price

 

The PSA 10.5-inch CHF Blackout pistol barrel offers you some of the same qualities that are utilized in standard issue firearms for the military that make them excellent service weapons. For example, the hammer forged barrel that is crafted from chrome-moly vanadium steel is also chrome lined internally, the way that military grade weapons are, so that you get more reliability and a longer service life. This barrel is also contoured in a way that allows for greater management of heat during quick firing succession.

It’s tooled so that you get excellent stability of various projectiles, regardless of weight or speed. In addition, the mil spec phosphate coating assures that no damage comes to the outside of the barrel over time, such as corrosion or other elemental problems. While it is a heavy profile piece, you’ll find that the shortened length manages the weight quite well, so you aren’t overburdened.

Who Should Buy a PSA CHF Blackout Pistol Barrel?

Those looking for something for a tactical application, or anyone interested in short range hunting, will benefit from the use of the PSA CHF Blackout Pistol barrel.

Pros

  • Optimized to manage heat
  • Reliable, durable construction
  • Heavy profile for the length of the barrel

Cons

  • Short length

5. Odin Works 300 Blackout Medium Profile Barrel

ODIN WORKS INC. - 300 BLACKOUT MEDIUM PROFILE BARREL WITH TUNABLE GAS BLOCK
  • Cartridge: 300 AAC Blackout
  • Length: 10.5 inches (266.7 mm)
  • Muzzle Threads: 5/8-24
Check The Price

 

The Odin Works 300 Blackout Medium Profile barrel lends itself perfectly to subsonic 300 Blackout rounds with the ability to tune the incorporated gas block. That means you get more dependable performance from subsonic rounds. You can manually adjust gas flow on this medium profile barrel to work better with any ammunition you prefer.

You can choose a mid-length, carbine length, or pistol length gas system and have great operation with this barrel, which has an optimal 1:8 twist rate. It’s machined from stainless steel and topped with 5/8-24 TPI muzzle threads, which are compatible with almost any of the popular muzzle devices on the market today. Weight is kept to a minimum for ease of use.

Who Should Buy an Odin Works 300 Blackout Barrel?

The Odin Works 300 Blackout Barrel is great for those seeking increased accuracy beyond what you find in the general market. It’s also best if you’re a patient person, as it tends to be out of stock and requires a waiting period for receipt after purchase.

Pros

  • Excellent functionality and accuracy
  • Smooth fit and finish
  • Quick and easy installation

Cons

  • Additional parts may be required for optimal firing

6. Wilson Combat AR-15 SBR Tactical Barrel

WILSON COMBAT - AR-15 SBR TACTICAL BARREL 300 BLACKOUT
  • Cartridge: 300 AAC Blackout
  • Length: 8 inches (203.2 mm)
  • Twist: 1-7
Check The Price

 

The Wilson Combat AR-15 SBR Tactical Barrel is quite versatile due to its compatibility with short barreled rifles and the close quarter 300 Blackout caliber cartridges. It’s tuned specifically for optimal performance when used with a compact platform and uses a standard pistol length gas system that can be customized with a wide range of aftermarket attachments and accessories. The stainless-steel barrel includes a .750 inch gas journal ready for use with a broad variety of AR gas blocks. It is ideal for use with a suppressor, and it uses M4 style feed ramps. It’s also set up with 5/8×24 threads for use with most standard muzzle devices.

Who Should Buy a Wilson Combat AR-15 SBR Tactical Barrel?

The Wilson Combat AR-15 SBR Tactical Barrel is perfect for those looking for reliable in-house construction and excellent quality control that assures accuracy and durability of their rifle parts.

Pros

  • Optimized for subsonic ammo and suppressor
  • Tried and true with rigorous inspection
  • Highly reliable even with heavy firing

Cons

  • Not a lightweight option

7. Battle Arms Development AR-15 Threaded Barrel

BATTLE ARMS DEVELOPMENT INC. - AR-15 THREADED BARREL 300 BLACKOUT TAPERED PROFILE
  • Cartridge: 300 AAC Blackout
  • Length: 16 inches (406.4 mm)
  • Twist: 1-8
Check The Price

 

The Battle Arms Development AR-15 Threaded Barrel is one of the most dependable pieces of a build that you can get on the market today. It is built from 4150 chrome-moly steel, which is proven to be some of the most durable material available in firearms manufacturing, and it uses 5R rifling with a 1:8 twist ratio, which provides optimal performance for 300 Blackout rounds as well as enhanced accuracy.

It’s ready for muzzle and suppressor attachments with a typical 5/8×24 thread and comes in multiple lengths that offer the proper choice between pistol length and carbine length gas systems. The black nitride finish adds durability as well as makes it easier to clean. It has a tapered profile and features a .750-inch gas block journal.

Who Should Buy a Battle Arms Development AR-15 Threaded Barrel?

Anyone who’s looking to lighten the already lightweight AR-15 design can benefit from the purchase of the Battle Arms Development AR-15 Threaded Barrel. This is best suited to competitive shooting for agility purposes or for survival tactics.

Pros

  • Accuracy enhanced with 5R rifling and optimal twist rate
  • Carbine length gas system
  • Tapered profile is aesthetically pleasing

Cons

  • Could feel expensive to the casual rifle owner

8. Ballistic Advantage AR-15 Modern Series Barrel

BALLISTIC ADVANTAGE - AR-15 MODERN SERIES BARRELS .300 BLACKOUT
  • Cartridge: 300 AAC Blackout
  • Length: 6
  • Barrel Weight: 19 oz
  • Contour: DRP
  • Finish: QPQ
  • Gas System Length: Pistol
Check The Price

 

The Ballistic Advantage AR-15 Modern Series Barrel offers versatility when it comes to the type of firearm you can use it for, since it is compatible with lower receivers that are Registered SBRs, machine guns, or pistols. The barrel is highly durable, reliable, and high performance, machined from 4150 chrome-moly vanadium steel.

The QPQ corrosion resistant finish also helps protect the integrity of the barrel, assuring it is long lasting and reliable under heavy fire as well as in the elements. The M4 feed ramp extension is also coated in the QPQ finish for added protection. The .750 gas block journal and 1:7 twist ratio are also ideal for your 300 Blackout rounds. Choose from lengths ranging from 8 to 16 inches.

Who Should Buy a Ballistic Advantage AR-15 Modern Series Barrel?

The Ballistic Advantage AR-15 Modern Series Barrel is perfect if you’re looking for a shorter barrel with unparalleled accuracy. It’s also great for heavy, rapid fire without damaging the barrel or having any jams.

Pros

  • Corrosion resistant finish
  • Optimal twist rate
  • Quality construction for reliability

Cons

  • Limited pairing with lower receiver

9. Lewis Machine & Tool AR-15 MRP Barrel

LEWIS MACHINE & TOOL - AR-15 MRP BARREL 300 BLACKOUT
  • Cartridge: 300 AAC Blackout
  • Length: 16
  • Twist: 1-7
Check The Price

 

The Lewis Machine & Tool AR-15 MRP Barrel is unique and proprietary for use with LMT MRP AR-15 upper receivers and offers some pretty intriguing qualities. One such feature is that it’s made with the ability to quickly and easily swap barrels for a convenient way to change the caliber of your rounds without hassle. This also allows you greater flexibility with a single firearm in terms of barrel length and gas system. The 300 Blackout barrel uses a DI gas system, and it’s lined with chrome, military style. You have a 1:7 twist rate, a choice of 10.5- or 16-inch length, and an A2 style flash hider.

Who Should Buy a Lewis Machine & Tool AR-15 MRP Barrel?

For those who are a fan of precision and durability, the Lewis Machine & Tool AR-15 MRP Barrel is ideal. Also, if you are already using a Lewis Machine & Tool rifle and other LMT parts, you’ll be particularly interested in this product.

Pros

  • Unique quick swap design
  • Quality materials for durability and heat resistance
  • MRP compatible

Cons

  • Proprietary design means limited versatility

Conclusion

You could spend days and weeks sifting through the various barrels equipped to handle 300 Blackout rounds, reading specifications and reviews, trying to determine which are high quality and then, from those, which will work best for you. Narrowing it down to some of the best 300 Blackout barrel options here, you get a head start on finding the most appropriate choice for your firearm and at least helping you figure out what features are important to you.

Read More

Leave a Comment