Description
Elevate your AR-15 build with the precision-engineered 16 .338 ARC 4150 Medium Pistol Barrel featuring a 1:8 twist. Designed for shooters seeking superior performance in a compact package, this barrel delivers exceptional accuracy and reliability for .338 ARC applications, whether youre hunting, target shooting, or tactical training. Crafted from durable 4150 chrome moly vanadium steel, it withstands rigorous use while maintaining tight tolerances for consistent shot placement.
Key Features
Medium Profile Design: Balances weight and rigidity for optimal handling without excess bulk, ideal for maneuverable AR-15 setups.
1:8 Twist Rate: Stabilizes a wide range of .338 ARC projectiles, from supersonic match rounds to subsonic loads, ensuring reliable bullet stabilization at various velocities.
Pistol-Length Gas System: Enhances compatibility with shorter configurations, reducing recoil and improving follow-up shot speed in dynamic scenarios.
5/8×24 Muzzle Threads: Allows easy attachment of suppressors, muzzle brakes, or flash hiders to customize your rifles performance and reduce signature.
0.75 Gas Block Journal: Facilitates secure installation of low-profile gas blocks, maintaining a sleek profile for your upper receiver.
Technical Specifications
Barrel Length: 16 inches
Material: 4150 CMV Steel
Cartridge Compatibility: .338 ARC
Platform: AR-15
Finish: Standard mil-spec coating for corrosion resistance
Dimensions (LxWxH): 18 x 3 x 3 (packaged)
Why Choose This Barrel?
This .338 ARC barrel addresses common challenges in AR-15 builds by providing versatile twist rate performance that handles diverse ammunition types without compromising velocity or accuracy. Shooters often struggle with barrel weight in pistol configurations, but the medium profile here offers a lightweight yet robust solution, reducing fatigue during extended sessions. Its pistol gas system minimizes over-gassing issues, promoting smoother cycling and longer component lifeperfect for suppressed setups where .338 ARC excels in subsonic power delivery. Backed by proven 4150 steel construction, it ensures longevity and precision that serious enthusiasts demand.
Ready to upgrade your AR-15 with top-tier .338 ARC capability? Secure this high-performance barrel today and experience the difference in your next range day or field outing.
Frequently Asked Questions
1. Is this barrel compatible with standard AR-15 uppers?
Yes, its designed for the AR-15 platform, ensuring drop-in compatibility with most mil-spec upper receivers.
2. What type of ammunition performs best with the 1:8 twist?
The 1:8 twist excels with .338 ARC bullets from 175 grains to heavier subsonic loads, providing excellent stabilization for both supersonic and suppressed shooting.
3. Does it require any special tools for installation?
Standard AR-15 barrel installation tools are sufficient, including a torque wrench for proper headspacing and securing to the upper.


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