My Account (Sign in)
Your basket is empty.
0
Basket
contact us by phone Help and contact
Free standard delivery over £199
100-day return policy
My Account (Sign in)
Wish list
Your basket is empty. (0)
Basket
Newsletter Newsletter
Sale

Over 300,000 customers - we say thank you!

4.93/5 "Very good" (1400+ reviews)

40,000+ products for hunting and shooting sports

Rifle Parts Barrel Parts Rifle Barrels FAXON FIREARMS 6MM ARC BARREL 14.5IN 1-8 5R CARBINE 5/8-28 BLK Support

Enhance your 6mm ARC performance with Faxon's heavy profile barrels, featuring 416R stainless steel, black Nitride finish, and 1-8 5R twist for precision.

FAXON FIREARMS 6MM ARC BARREL 14.5IN 1-8 5R CARBINE 5/8-28 BLK

078000605

Filters:

Variations
Filters:
Variations:

Variations:

Enhance your 6mm ARC performance with Faxon's heavy profile barrels, featuring 416R stainless steel, black Nitride finish, and 1-8 5R twist for precision.
AR-15 6MM ARC BARRELS HEAVY PROFILE - 6MM ARC BARREL 14.5IN 1-8 5R CARBINE 5/8-28 BLK
249.9 GBP 0 £249.90 *
Not available
Cartridge: 6 mm ARC Contour: Heavy Finish: Black Gas System Length: Carbine Length: 14.5'' Make: AR-15 Muzzle Threads: 5/8-24 Twist: 1-8 Product no.: 078000605
Not available
249.9 GBP 0 £249.90 *
Enhance your shooting experience with Faxon's AR-15 6mm ARC barrels, featuring a heavy profile, 1-8 5R twist, 416R stainless steel, and a durable black Nitride finish.
AR-15 6MM ARC BARRELS HEAVY PROFILE - 6MM ARC BARREL 16IN 1-8 5R MID-LENGTH 5/8-24 BLK
274.9 GBP 0 £274.90 *
Not available
Cartridge: 6 mm ARC Contour: Heavy Finish: Black Gas System Length: Mid-Length Length: 16'' Make: AR-15 Muzzle Threads: 5/8-24 Twist: 1-8 Product no.: 078000606
Not available
274.9 GBP 0 £274.90 *
Enhance your shooting with the Faxon AR-15 6MM ARC barrel, featuring a heavy profile, 1-8 5R twist, 416R stainless steel, and a durable black Nitride finish.
AR-15 6MM ARC BARRELS HEAVY PROFILE - 6MM ARC BARREL 18IN 1-8 5R MID-LENGTH 5/8-24 BLK
274.9 GBP 0 £274.90 *
Not available
Cartridge: 6 mm ARC Contour: Heavy Finish: Black Gas System Length: Mid-Length Length: 18'' Make: AR-15 Muzzle Threads: 5/8-24 Twist: 1-8 Product no.: 078000607
Not available
274.9 GBP 0 £274.90 *
Discover the Faxon Firearms AR-15 6MM ARC barrel, featuring a heavy profile, 1-8 5R twist, 416R stainless steel, and a durable black Nitride finish.
AR-15 6MM ARC BARRELS HEAVY PROFILE - 6MM ARC BARREL 20IN 1-8 5R RIFLE 5/8-24 BLK
264.9 GBP 0 £264.90 *
Not available
Cartridge: 6 mm ARC Contour: Heavy Finish: Black Gas System Length: Rifle Length: 20'' Make: AR-15 Muzzle Threads: 5/8-24 Twist: 1-8 Product no.: 078000608
Not available
264.9 GBP 0 £264.90 *
249.9 274.9 4 GBP
249.9 GBP £249.90

Prices inclusive of duty & VAT.

Product no.: 078000605

Mfr. No.: BN15BARC8C14NHQ

To fully take advantage of the performance of the 6mm ARC cartridge Brownells has teamed up with Faxon to offer these AR-15 6mm ARC barrels. Made from 416R stainless steel and finished with a black Nitride finish, these come in a heavy profile with a 1-8 5R twist rate, and 5/8-24 muzzle threads. Available in four different lengths here are the associated specifications: 14.5” length with Carbine length gas system and 0.069” gas port diameter 16” length with Mid-Length gas system and 0.079” gas port diameter 18” length with Mid-Length gas system and 0.079” gas port diameter 20” length with Rifle length gas system and 0.085” gas port diameter Regardless of what barrel length you choose each barrel follows the same following specs: 1-8 5R twist .750” gas block diameter Heavy profile 5/8-24 muzzle threads 416R stainless steel Black Nitride finish
Not available
Be the first to rate this product

Not available.

100-Day Return Policy
No charges until we ship
No charge:
Your credit card will not be charged when you place your order.

No commitments:
You are under no obligation until the goods are shipped. You can cancel your order at any time before shipping - free of charge.

Not until shipping:
Your credit card will only be charged once we ship your order. Not before.
Wish List Ask question
order by phone
249.9 274.9 4 GBP
Description Specification Customers reviews Accessories

FAXON FIREARMS 6MM ARC BARREL 14.5IN 1-8 5R CARBINE 5/8-28 BLK

249.9 GBP £249.90

Prices inclusive of duty & VAT.

Is a 'Call to order' product.
Requires order by phone

Description:

Elevate your shooting experience with the AR-15 6MM ARC Barrels from Faxon Firearms!

To fully take advantage of the performance of the 6mm ARC cartridge, Brownells has teamed up with Faxon to offer these exceptional AR-15 6mm ARC barrels. Crafted from 416R stainless steel and finished with a black Nitride finish, these barrels feature a heavy profile and a 1-8 5R twist rate, along with 5/8-24 muzzle threads.

Available in four different lengths, here are the associated specifications:

  • 14.5” length with Carbine length gas system and 0.069” gas port diameter
  • 16” length with Mid-Length gas system and 0.079” gas port diameter
  • 18” length with Mid-Length gas system and 0.079” gas port diameter
  • 20” length with Rifle length gas system and 0.085” gas port diameter

Regardless of the barrel length you choose, each barrel adheres to the following specifications:

  • 1-8 5R twist
  • .750” gas block diameter
  • Heavy profile
  • 5/8-24 muzzle threads
  • 416R stainless steel
  • Black Nitride finish

Upgrade your firearm with these high-quality barrels and experience the enhanced performance of the 6mm ARC cartridge!



Restrictions

  • Is a 'Call to order' product.

Top takeaways

  1. Faxon Firearms AR-15 6mm ARC barrels are designed for optimal performance with the 6mm ARC cartridge and are made from 416R stainless steel with a black Nitride finish.
  2. The barrels come in a heavy profile, featuring a 1-8 5R twist rate and 5/8-24 muzzle threads, available in four different lengths each with a specific gas system and port diameter.
  3. Each barrel has a .750” gas block diameter and is available in lengths of 14.5”, 16”, 18”, and 20” to suit various shooting preferences and requirements.

Attributes

  • Cartridge: 
    6 mm ARC
  • Contour: 
    Heavy
  • Finish: 
    Black
  • Gas System Length: 
    Carbine
  • Length: 
    14.5''
  • Muzzle Threads: 
    5/8-24
  • Twist: 
    1-8
  • Weapon type: 
    AR-15
  • Delivery weight: 0.83kg

Item details

Made in USA
US export classification: 0A501.c

Customers reviews

Customer ratings (0)

0 / 5

Variations:

Enhance your 6mm ARC performance with Faxon's heavy profile barrels, featuring 416R stainless steel, black Nitride finish, and 1-8 5R twist for precision.
AR-15 6MM ARC BARRELS HEAVY PROFILE - 6MM ARC BARREL 14.5IN 1-8 5R CARBINE 5/8-28 BLK
249.9 GBP 0 £249.90 *
Not available
Cartridge: 6 mm ARC Contour: Heavy Finish: Black Gas System Length: Carbine Length: 14.5'' Make: AR-15 Muzzle Threads: 5/8-24 Twist: 1-8 Product no.: 078000605
Not available
249.9 GBP 0 £249.90 *
Enhance your shooting experience with Faxon's AR-15 6mm ARC barrels, featuring a heavy profile, 1-8 5R twist, 416R stainless steel, and a durable black Nitride finish.
AR-15 6MM ARC BARRELS HEAVY PROFILE - 6MM ARC BARREL 16IN 1-8 5R MID-LENGTH 5/8-24 BLK
274.9 GBP 0 £274.90 *
Not available
Cartridge: 6 mm ARC Contour: Heavy Finish: Black Gas System Length: Mid-Length Length: 16'' Make: AR-15 Muzzle Threads: 5/8-24 Twist: 1-8 Product no.: 078000606
Not available
274.9 GBP 0 £274.90 *
Enhance your shooting with the Faxon AR-15 6MM ARC barrel, featuring a heavy profile, 1-8 5R twist, 416R stainless steel, and a durable black Nitride finish.
AR-15 6MM ARC BARRELS HEAVY PROFILE - 6MM ARC BARREL 18IN 1-8 5R MID-LENGTH 5/8-24 BLK
274.9 GBP 0 £274.90 *
Not available
Cartridge: 6 mm ARC Contour: Heavy Finish: Black Gas System Length: Mid-Length Length: 18'' Make: AR-15 Muzzle Threads: 5/8-24 Twist: 1-8 Product no.: 078000607
Not available
274.9 GBP 0 £274.90 *
Discover the Faxon Firearms AR-15 6MM ARC barrel, featuring a heavy profile, 1-8 5R twist, 416R stainless steel, and a durable black Nitride finish.
AR-15 6MM ARC BARRELS HEAVY PROFILE - 6MM ARC BARREL 20IN 1-8 5R RIFLE 5/8-24 BLK
264.9 GBP 0 £264.90 *
Not available
Cartridge: 6 mm ARC Contour: Heavy Finish: Black Gas System Length: Rifle Length: 20'' Make: AR-15 Muzzle Threads: 5/8-24 Twist: 1-8 Product no.: 078000608
Not available
264.9 GBP 0 £264.90 *

Oops! Something went wrong.

We encountered an error while loading this content. Please refresh the page to continue. If the issue persists, contact our customer support.

Site Navigation
Product Categories
Ordering
Customer Service

Welcome!

to Brownells UK, your destination for anything gun related. With our roots in a genuine passion for firearms, we bring you an unmatched selection of Gun Parts, Firearm Accessories, Gunsmithing Tools, Scopes & Red Dot Sights and Expert Knowledge.

Whether you're looking to maintain, repair, or upgrade, we've got what you need!

For Shooters, By Shooters
We share your enthusiasm and know exactly what you're looking for because we're part of the community.

Massive Selection
From the essentials to the unique, find everything under one roof.

Our blend of tradition and innovation
Shop with the convenience of modern technology, backed by a legacy of experience.

Browse our collection and discover why we're the trusted name in shooting sports & hunting.

Brownells Norge - Komplett utvalg av ladeutstyr, våpendeler, kuler, hylser, kikkerter, optikk og luftvåpen Brownells Österreich - Einer der größten Lieferanten für Waffenteile, Büchsenmacherzubehör & Schießsportzubehör Brownells Switzerland - Einer der größten Lieferanten für Waffenteile, Büchsenmacherzubehör & Schießsportzubehör Brownells Deutschland - Einer der größten Lieferanten für Waffenteile, Büchsenmacherzubehör & Schießsportzubehör Brownells France - Le plus grand fournisseur d'Accessoires pour le tir, Pièces détachées & Outils d'Armurier Brownells Iberica - El mayor proveedor de accesorios para el Tiro, Piezas y herramientas del armero. Brownells Sverige - Världens största leverantör av Vapendelar, Vapensmide Verktyg & Skyttetillbehör Brownells Suomi Brownells Italia - Il negozio del più grande rivenditore di componenti e accessori per armi da tiro, difesa e caccia Brownells Polska - Największy na świecie dostawca części broni, narzędzi rusznikarskich & akcesoriów strzeleckich Brownells Česko - Největší světový dodavatel součástí zbraní, střeleckého příslušenství a zbrojního nářadí
*
Prices inclusive of duty & VAT.

© 2025 Brownells UK
Part of the Brownells Europe Group

Logo Brownells
Classical viewClassical view Mobile viewMobile view
Back to top