14.5" 5.56 NATO 1:9 Twist Phosphate + Chrome-Lined Carbine M4 Barrel

14.5" 5.56 NATO 1:9 Twist Phosphate + Chrome-Lined Carbine M4 Barrel

Battle-ready performance in a duty-proven profile.

The BRD 14.5" 5.56 NATO 1:9 Twist Phosphate + Chrome-Lined Carbine M4 Barrel delivers rock-solid reliability and hard-use durability in a compact, maneuverable package. Made in the USA by trusted Tier 1 manufacturers and built to ISO-9001 or better standards, this barrel is an excellent foundation for duty-grade, defense, or training builds.

Its chrome-lined bore resists corrosion and simplifies cleaning, while the phosphate exterior finish protects the barrel under extreme use. The M4 profile offers a proven balance between strength and handling, and the 1:9 twist rate provides stability with a wide variety of 5.56 NATO loads. Featuring a carbine-length gas system for reliable cycling and a 1/2x28 threaded muzzle ready for a pinned and welded muzzle device, this barrel is ideal for compliant rifle builds or SBR platforms.

Specifications:

• Finish: Phosphate + Chrome Lined
• Barrel Profile: M4
• Cartridge Compatibility: 5.56 NATO
• Gas Block Journal: 0.75
• Barrel Length: 14.5"
• Gas System Length: Carbine
• Platform: AR-15
• Twist Rate: 1:9
• Muzzle Thread Pattern: 1/2x28

When your build demands durability, balance, and mil-spec reliability in a shorter format, this BRD barrel delivers mission-ready performance at an unmatched value.