Brownells Ar-15 5.56 M4 Barrel Group 16'' 1-7 Twist, Carbine Gas

Every time you pull the trigger, you want to feel confident that your firearm performs flawlessly. The Brownells AR-15 5.56 M4 Barrel Group delivers just that—engineered with precision and craftsmanship to enhance your shooting experience. Designed by a trusted U.S. Government contractor, this barrel assembly is a testament to quality, meeting rigorous military specifications to ensure reliability when it matters the most. The heart of your firearm deserves the best, and this barrel is precisely that.

Crafted from robust 4150 chrome moly steel, the barrel features a hard chrome-lined bore that not only improves longevity but also enhances bullet travel. With a 1-7 twist rate, this barrel supports a wide range of bullet weights, ensuring outstanding performance with rounds weighing 62 grains and above.

Each barrel undergoes intense scrutiny including High Pressure Testing and Magnetic Particle Inspection. This process effectively guarantees that your barrel is free from flaws or imperfections, instilling confidence in every shot you fire. Coupled with pre-installed components like the F-Marked front sight base and slip ring assembly, the installation process is seamless, allowing you to get back to what you love—shooting.

Whether you’re a competitive shooter, a law enforcement officer, or a dedicated hobbyist, the Brownells AR-15 M4 Barrel Group empowers you with consistent accuracy and performance on the range or in the field. Elevate your firearm with a barrel that’s not just built to last but is also ready to deliver when every round counts.

Key Features

• Manufactured by a US Government Contractor
• Hard chrome bore for increased durability and performance
• High Pressure Tested and Magnetic Particle Inspected
• Pre-installed slip ring assembly and F-Marked front sight base
• Designed for 62 grain and greater bullet performance

Technical Specifications

What's in the Box

• Brownells AR-15 5.56 M4 Barrel Group
• Pre-installed slip ring assembly
• F-Marked front sight base
• Handguard cap

Compatibility & Requirements

• Compatible with AR-15 platform firearms
• Requires standard AR-15 upper receiver for installation

Dimensions & Weight