Helix 6 Precision Carbon Fiber Barrel for 308 Win AR Rifle
User Ratings
No ratings yet
Be the first to review this product
Helix 6 Precision Carbon Fiber Barrel for 308 Win AR Rifle
Hang this Helix 6 Precision Carbon Fiber Barrel for 308 Win AR Rifle to upgrade your weapon performance and its overall lifetime. These Rifle Barrels made by Helix 6 Precision are exceptionally accurate thanks to the proprietary carbon wrap process. The Helix 6 Precision 308 Win Carbon Fiber Barrel also features harmonic dampening due to the unique carbon layup design. Carbon fiber barrels are 50% lighter than an equivalent steel barrel, and this is because the carbon wrap process causes the Carbon Fiber Barrel for 308 Win AR Rifles to be 50% lighter which allows this steel replacement to retain the same weight while diminishing the harmonic distortion that can cause accuracy issues. Plus, this process is also much more energy efficient which can increase performance when shooting at the range or in the field. Equip your weapon with a Helix 6 Precision 308 Win Rifle Carbon Fiber Barrel to experience a difference that's more than just words can explain.
Specifications
- Manufacturer: Helix 6 Precision
- Color: Black
- Finish: Hardcoat Anodized
- Fabric/Material: Stainless Steel Type 416R, Carbon Fiber
- Caliber: .308 Winchester
- Gas System Length: Rifle Length
- Barrel Twist Rate: 1-10
- Gun Make: AR Platform
- Condition: New
- Gun Type: Rifle
- Firearms Threads Per Inch: 5/8x24
- Projectile Caliber: .308 Caliber
Features
- Increased Accuracy: Exceptional accuracy from Helix 6 Precision's proprietary carbon wrap process
- Thermal Dissipation: Increased thermal cooling due to high carbon/low resin ratio
- Lightweight: 50% lighter than a steel barrel of equal contour
- Harmonic Dampening: Dampens barrel harmonics for better accuracy
- Stainless 416R rifled cores: Uniform bore for match grade accuracy
- Hand Lapped Bore: To reduce fouling and increase accuracy
Package Contents
- Helix 6 Precision Carbon Fiber Barrel for 308 Win AR Rifle
Specifications
- Manufacturer:
- Helix 6 Precision
- Category:
- barrel
- Caliber:
- .308 Winchester
- Platforms:
- AR-15
- Weight:
- 40 oz (2.50 lbs)
- Length:
- 18.0"
- Estimated velocity:
- 2,560-2,960 fps
- UPC:
- 850007465469
- MPN:
- AR308WN1018R
- Required Component:
- Yes
Estimate only. Based on caliber + barrel length bucket. View details
Parts Cabinet
Track parts you own or plan to buy.
Where to Buy
Have one to sell?
Sponsored
MantisX
The smart way to train your AR build
Built your rifle — now train it. BlackBeardX installs in minutes and turns your AR into a full dry fire system with smart feedback on every pull.
Shop BlackBeardXPrice History
Current
$1,049.99
Lowest
$1,049.99
Highest
$1,049.99
Price Alert
Sign in to save a target price and receive an email when this component drops.
Sign In to Set AlertBundle Package
This is a bundled product that includes multiple components. The exact contents may vary - check the product description for more details.
• Complete assembly ready to use
• Multiple components included
• Value package pricing
Similar Products

Daniel Defense 16in 5.56mm NATO Carbine Length M4 Profile Barrel 07-075-08174-018
Daniel Defense
$289.99

Faxon Duty Series AR-15 Barrel 5.56x45mm NATO 10.5 Pencil Contour 1:8 Twist Black Nitride
Faxon Firearms
$132.40

14.5-inch 5.56 Government Profile Midlength AR 15 Barrel, Modern Series (OEM)
Ballistic Advantage
$170.00

Criterion Barrels Core AR-15 Barrel 223 Wylde 14.5" Mid-Length Chrome-Lined 1:8" Twist Black
Criterion Barrels Inc
$313.49

Criterion Barrels CORE 223 Wylde Carbine AR-15 Barrel 11.5in
Criterion Barrels Inc
$313.49

LMT Defense Chrome Lined Mid-Length Twist Barrel 5.56x45mm/.22 Cal 16" Fits LMT Defense L7S1A, Black
LMT
$472.99

Daniel Defense AR-15 5.56 NATO Barrel 11.5in Government Contour 1:7 Twist Phosphate
Daniel Defense
$296.99

Geissele CHF 5.56 NATO 14.5in 1:7 1/2x28 Chrome-Lined Taper Profile Barrel
Geissele Automatics
$287.00
Builds Using This Part
No builds yet — be the first to use this part.
Related Guides
Guide
5.56 NATO, .223 Remington, and .223 Wylde: Chamber Differences Explained
A technical breakdown of the differences between 5.56 NATO, .223 Remington, and .223 Wylde chambers — what each accepts safely, and how to choose for your build.
5 min read
Guide
The AK Platform: Core Design, Strengths, and Builder Tradeoffs
A practical AK overview covering operating system basics, parts ecosystem realities, and where the AK platform shines compared to AR-pattern rifles.
8 min read
Guide
.308 Win vs. 6.5 Creedmoor for AR-10 Builds
A technical comparison of .308 Winchester and 6.5 Creedmoor for AR-10 platform builds — covering ballistics, recoil, parts availability, and which cartridge fits which use case.
5 min read