Green Mountain .223 Wylde AR-15 Barrel 18" M4 416SS Passivated - GM-M28

Elevate the performance of your AR-15 build with the Green Mountain .223 Wylde AR-15 Barrel. This 18-inch M4-profile barrel delivers exceptional accuracy and reliability for tactical, competition, and recreational shooters seeking precision in a versatile platform.

Precision Engineering for Superior Performance

Chambered in .223 Wylde, this barrel optimizes velocity and accuracy with both .223 Remington and 5.56 NATO ammunition. The 1:7 twist rate stabilizes a wide range of bullet weights, including heavier match-grade projectiles up to 77 grains, ensuring tight groups downrange. Button-rifled from premium 416 stainless steel and passivated for enhanced corrosion resistance, it maintains consistent performance in demanding conditions.

Optimized Design and Compatibility

• M4 Barrel Profile: Provides an ideal balance of lightweight handling and structural rigidity for improved maneuverability without sacrificing strength.
• Rifle-Length Gas System: Promotes smooth, reliable cycling with reduced recoil and enhanced dwell time for better overall function.
• 0.75-Inch Gas Block Journal: Accommodates standard low-profile gas blocks for clean, customizable builds.
• 1/2×28 Muzzle Threads: Ready for a variety of muzzle devices, flash hiders, or suppressors to tailor your setup.

Benefits That Matter to Shooters

Whether you’re building a precision rifle or upgrading an existing AR-15, this barrel addresses common pain points like inconsistent accuracy and gas system issues. The passivated stainless finish resists rust and wear, extending service life. Its AR-15 platform compatibility and rifle gas length ensure dependable operation across various configurations and ammo types, giving you confidence in every shot.

Why Choose Green Mountain Barrels

Green Mountain Rifle Barrel Company has built a reputation for quality components since 1976. This barrel reflects their commitment to meticulous manufacturing, resulting in a durable, high-performing accessory that integrates seamlessly into tactical firearms accessories.

Transform your AR-15 into a more accurate and reliable platform with this expertly crafted barrel. Perfect for enthusiasts who demand factual performance from their gear.