Davidson Defense 18" 5.56 NATO Government Profile Barrel, 1:7 Twist, Nitride, 1/2x28

Get ready to level up your AR-15 build with the Davidson Defense 18" 5.56 NATO Government Profile Barrel—a rock-solid choice for shooters who want performance, precision, and durability in one sleek package. Built from tough 4140 gun steel and finished in black nitride, this barrel shrugs off wear, corrosion, and long days at the range. The 1:7 twist rate is ideal for stabilizing a wide range of bullet weights, giving you flexibility whether you're plinking or dialing in tight groups. With 1/2x28 threads, it’s ready for your favorite muzzle device or suppressor, and the government profile strikes the perfect balance between weight and heat control for consistent shooting. Designed for a rifle-length gas system, it delivers smooth, reliable cycling with every shot. Whether you're building your dream rifle or upgrading an old favorite, this 18" barrel brings accuracy and toughness to the table—with just the right amount of tactical attitude.