Moriarti AR-15 5.56 NATO 16" Black Diamond Fluted Heavy Barrel | 1:9 Twist | 416R Stainless

AR-15 Line

Moriarti AR-15 5.56 NATO 16" Black Diamond Fluted Heavy Barrel | 1:9 Twist | 416R SS | Carbine Gas

Unleash accuracy and durability with the Moriarti AR-15 16" Black Diamond Fluted Heavy Barrel, crafted from premium 416R stainless steel, hardened and stress-relieved for lasting performance. This 5.56 NATO barrel is Cerakoted black prior to precision diamond fluting, blending tactical aesthetics with weight-saving and improved heat dissipation.

Perfect for AR-15 builds aimed at balance, accuracy, and reliability, this barrel is chambered in 5.56 NATO (also accepts .223 Rem) with a 1:9 twist rate, making it ideal for lighter bullets while maintaining accuracy across various ranges.

With an M4 barrel extension, pre-drilled gas port, and standard 1/2x28 muzzle threads, this barrel is ready to drop into your next build with ease.

Specifications:

• Caliber: 5.56 NATO / .223 Rem compatible

• Length: 16"

• Material: 416R Stainless Steel, stress relieved

• Twist Rate: 1:9

• Profile: Heavy

• Finish: Black Cerakote with exposed stainless diamond fluting

• Fluting: Diamond pattern

• Thread Pitch: 1/2x28

• Gas System: Carbine-length

• Gas Block Diameter: 0.750"

• Feed Ramps: M4

• Weight: ~2.1 lbs

• Includes: Barrel extension and pin installed; gas port hole pre-drilled

• Complete your upper with a Moriarti AR-15 7075-T6 Forged Receiver

• Pair with a Moriarti 12” MLOK Handguard for a custom tactical look

• Add performance with the Moriarti AR-15 Nickel Boron BCG