Engineered for superior performance in AR-15 pistol and SBR builds, the Green Mountain 7.62×39 AR-15 Barrel delivers exceptional accuracy and durability in a compact 8.5-inch package. This M4-profile barrel is precision-machined from high-quality steel and treated with a robust nitride finish for enhanced corrosion resistance and extended service life, making it an ideal choice for demanding tactical applications and recreational shooting alike.
Key Features
- Optimized 1:8 Twist Rate – Stabilizes a wide range of 7.62×39 ammunition for consistent accuracy at short to medium ranges.
- Pistol-Length Gas System – Ensures reliable cycling in compact configurations while maintaining smooth operation.
- 0.75″ Gas Block Journal – Compatible with standard low-profile gas blocks for clean, low-visibility builds.
- 5/8×24 Muzzle Threads – Allows easy attachment of suppressors, muzzle brakes, or flash hiders.
- M4 Barrel Profile – Provides an excellent balance of strength and reduced weight for improved handling.
Technical Specifications
- Barrel Length: 8.5 inches
- Finish: Nitride / Melonite
- Platform: AR-15
- Cartridge: 7.62×39
- Weight: 22 oz
- Gas System: Pistol
Why Choose This Green Mountain Barrel?
Built by a trusted manufacturer renowned for quality barrels, this nitride-treated option addresses common pain points like premature wear and inconsistent performance in short-barreled 7.62×39 platforms. The durable finish resists rust and fouling, reducing maintenance needs while the precise twist rate maximizes bullet stability. Whether you’re assembling a high-performance pistol or upgrading an existing upper, this barrel offers reliable function and precision without unnecessary bulk.
Upgrade your AR-15 build with this versatile 7.62×39 barrel today and experience enhanced reliability in every shot.


