The Criterion Barrels 16'' HYBRID CONTOUR, CARBINE GAS SYSTEM, 223 WYLDE AR-15/M16 chrome lined barrels deliver precision performance for AR-15 enthusiasts seeking a reliable, versatile platform. This 16-inch Hybrid contour combines stiffness and balance for accurate shots, paired with a carbine gas system that promotes smooth cycling and reduced felt recoil across a range of loads. Chambered in 223 Wylde, it accepts standard AR-15 mags and optimizes performance with both 5.56 and .223 ammunition, making it a practical choice for varmint hunting, plinking, or target shooting. The Parkerized finish enhances durability while reducing glare, and the 1-8 twist rate stabilizes a broad spectrum of bullet weights for dependable long-range capability. With a 1/2-28 muzzle threading and a .720 muzzle diameter, this barrel is ready to wear your preferred muzzle device. Built for AR-15 platforms, its compatibility and robust construction make it an excellent upgrade or build foundation for shooters seeking improved accuracy, reliability, and a refined balance between weight and rigidity.