The AR-15 16″ Straight Flute Barrel is designed for precision and durability. Machined from 4150 CMV steel and treated with a nitride finish, this barrel is chambered in .223 Wylde for compatibility with both .223 Remington and 5.56 NATO ammunition. The straight fluting enhances cooling and reduces weight, making this barrel ideal for performance builds.
Key Features:
Chamber: .223 Wylde – compatible with both .223 Rem and 5.56 NATO rounds
Length: 16”
Material: 4150 CMV steel with nitride finish
Twist Rate: 1:8 – ideal for a wide range of bullet weights
Profile: Straight fluted for improved heat dissipation and reduced weight
Threading: 1/2x28 – standard muzzle threads for compatibility with muzzle devices
Gas System: Carbine-length
Gas Block Diameter: .750"
Feedramps: M4-style feed ramps for reliable cycling
Ready to Install: Pre-installed barrel extension, alignment pin, and pre-drilled gas port
Whether you're upgrading or starting a new build, this barrel offers excellent accuracy and versatility for tactical, competition, or range use.
Tags: ar-15, 5.56/.223, 16″, straight, flute, barrel, –, 1:8, twist, , nitride, , wylde