16″ 5.56 NATO 1:8 Twist Black Nitride M4 Mid-Length Barrel
The 16″ 5.56 NATO 1:8 Twist Black Nitride M4 Mid-Length Barrel is built for AR-15 shooters who want a dependable balance of accuracy, durability, and smooth operation. Its 1:8 twist rate makes it a versatile choice for a broad range of common bullet weights, while the mid-length gas system helps soften recoil impulse and support reliable cycling. Finished in black nitride for added corrosion resistance and easier maintenance, this barrel is a strong fit for defensive builds, general-purpose rifles, and hard-use range setups.
Features
- Black nitride finish for corrosion resistance and easier cleaning
- 1:8 twist rate for versatile bullet stabilization
- Mid-length gas system for smoother cycling
- M4 profile for balanced handling
- 1/2×28 muzzle threads for common muzzle devices
- American made
- Manufactured under ISO-9001 or better quality standards
- 16-inch-and-longer barrels backed by a 1 MOA guarantee with properly weighted match-grade factory ammo from a rest
Specifications
- Barrel Length: 16 in.
- Cartridge Compatibility: 5.56 NATO
- Platform: AR-15
- Barrel Profile: M4
- Gas System Length: Midlength
- Gas Block Journal: .750
- Twist Rate: 1:8
- Muzzle Thread Pattern: 1/2×28
- Finish: Nitride / Melonite
- Weight: 28 oz



