Green Mountain .223 Wylde AR-15 Barrel 18" M4 416SS Fluted Black Pass. - GM-M52

Enhance your AR-15 build with the precision-engineered Green Mountain .223 Wylde AR-15 Barrel. This 18-inch M4-profile barrel delivers exceptional accuracy and reliability for tactical, competition, and precision shooting applications. Crafted from durable 416 stainless steel with a fluted design and black passivated finish, it provides optimal weight savings without sacrificing rigidity or performance.

Key Features and Benefits

• .223 Wylde Chamber: Optimizes performance with both .223 Remington and 5.56 NATO ammunition, offering versatility and improved accuracy across a wide range of loads.
• 1:8 Twist Rate: Stabilizes heavier bullets (62-77 grains) for superior long-range accuracy and reduced dispersion.
• Fluted M4 Profile: Reduces overall weight while maintaining barrel stiffness for consistent shot placement and faster target acquisition.
• Rifle-Length Gas System: Ensures smooth, reliable cycling with minimal recoil, ideal for extended shooting sessions.
• 416 Stainless Steel Construction: Provides excellent corrosion resistance and longevity in demanding environments.
• Black Passivated Finish: Enhances durability and reduces glare for tactical use.

Technical Specifications

• Barrel Length: 18 inches
• Gas Block Journal: 0.750 inches
• Muzzle Thread Pattern: 1/2×28
• Platform: AR-15
• Finish: Black Passivated Stainless
• Weight: 32 ounces

Why Choose This Barrel?

Whether you’re building a precision rifle or upgrading an existing AR-15, this barrel addresses common pain points like excessive weight, inconsistent accuracy, and compatibility issues. The fluted design lightens the load for better maneuverability, while the .223 Wylde chamber and optimized twist rate solve accuracy challenges with modern ammunition. Button-rifled, air-gauged, and stress-relieved for consistent quality, it offers dependable performance trusted by shooters seeking value without compromise.

Common Applications

Perfect for precision rifle competitions, varmint hunting, tactical training, or general range use where a balance of accuracy, weight, and reliability is essential.

FAQs

What ammunition performs best with this barrel?

This .223 Wylde chamber excels with both .223 Remington and 5.56 NATO loads, particularly heavier bullets in the 62-77 grain range for optimal stabilization and accuracy.

Is this barrel compatible with standard AR-15 gas blocks?

Yes, the 0.750-inch gas block journal is designed for standard .750 gas blocks, and the rifle-length gas system pairs with matching gas tubes for seamless integration.

How does the fluted design benefit shooters?

Fluting reduces barrel weight by up to 20-30% compared to non-fluted profiles while preserving structural integrity, resulting in a lighter rifle that’s easier to handle during prolonged use without sacrificing accuracy.