This yhm barrel features a 5.56x45mm nato chamber for full compatibility with surplus mil-spec ammunition or commercial 223 remington ammunition.It is a 16" barrel with 1:7" twist rate.Constructed of 4140 chrome moly steel with a threaded muzzle (1/2"-28), the barrel is melonited for ultimate surface protection.The melonite coating provides a thinner surface than chrome-lining, so bore friction is reduced for better accuracy.In addition, melonite is harder than chrome-lining providing a longer wear life.This barrel is an excellent choice for a general purpose ar rifle build.It is perfectly suited for use at the range, in a 3-gun match, or in the field pursuing game.
Caliber Or Gauge: 223 Remington/5.56 NATO Length: 16" Model: AR-15 Twist: 1:7" Sights: None Bore Type: Rifled Finish: Black Melonite Barrel Type: Smooth Ammo Type: Jacketed/Lead Barrel Features: 1/2"-28 tpi
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