Green Mountain .223 Wylde AR-15 Barrel 20" M4 416SS Fluted Passivated

Enhance your AR-15 build with the Green Mountain .223 Wylde AR-15 Barrel, a precision-engineered 20-inch component designed for shooters who demand accuracy, reliability, and versatility in tactical and competitive applications. Crafted from high-quality 416 stainless steel with a fluted M4 profile, this barrel delivers exceptional performance while reducing weight without sacrificing durability.Key Features Chambering: .223 Wylde hybrid chamber optimized for both .223 Remington and 5.56 NATO ammunition, providing superior accuracy and feeding reliability across a wide range of loads. Twist Rate: 1:8 twist stabilizes heavier projectiles for tight groupings at extended ranges while remaining compatible with lighter varmint and tactical ammo. Fluted Design: Precision fluting along the barrel reduces overall weight by approximately 20-30% compared to non-fluted equivalents, improving handling and reducing heat retention during sustained fire. Passivated Finish: Corrosion-resistant passivation treatment on the 416 stainless steel enhances longevity and maintains a professional matte appearance. Gas System: Rifle-length gas system paired with a 0.75-inch gas block journal ensures smooth cycling and reliable operation with standard AR-15 components. Muzzle Threading: 1/2x28 threading accommodates a variety of muzzle devices, flash hiders, and suppressors for customization.Specifications Barrel Length: 20 inches Profile: M4 (government contour) Material: 416 stainless steel Finish: Passivated stainless Twist Rate: 1:8 Gas System: Rifle length Gas Block Journal: 0.75 inches Muzzle Thread Pattern: 1/2x28 Platform: AR-15 Weight: 36 ozWhy Choose This Barrel?Whether you're assembling a precision rifle for long-range target shooting or a versatile tactical platform, this Green Mountain barrel addresses common pain points like inconsistent accuracy, excessive weight, and corrosion concerns. The fluted profile lightens the front end for faster target acquisition and reduced fatigue during extended sessions, while the .223 Wylde chamber maximizes ballistic performance from premium ammunition. Button-rifled construction and stress-relieved manufacturing ensure consistent bore dimensions for sub-MOA potential in quality builds.Built to exacting standards by a trusted American manufacturer, this barrel integrates seamlessly with standard AR-15 uppers, offering a balance of lightweight agility and heavy-barrel stability for both recreational and professional use.Benefits for Shooters Improved accuracy with diverse ammunition types Reduced barrel whip and faster cooling thanks to fluting Enhanced corrosion resistance for all-weather reliability Optimized gas flow for dependable semi-automatic function Easy integration with suppressors and other accessoriesUpgrade your AR-15 with this premium barrel to experience the difference precision manufacturing makes in every shot.