Ballistic Advantage 5.56 Modern Series 12.5″ Government Barrel
Sub MOA Accuracy Guarantee!
The Ballistic Advantage 5.56 Modern Series 12.5″ Government Barrel is designed for optimal performance in compact rifle builds. Precision-machined from 4150 Chrome Moly Vanadium (CMV) steel, this barrel features a QPQ Nitride finish, providing superior resistance against corrosion and wear. Whether you’re building an SBR, a pistol configuration, or a duty-ready carbine, this barrel offers durability and reliability in a short, maneuverable package.
Optimized for Durability & Performance
With its Government profile, this 12.5″ barrel balances weight savings with durability, making it an excellent choice for tactical applications, CQB setups, or law enforcement use. The Carbine-length gas system ensures smooth cycling and optimal dwell time for consistent performance.
Key Features:
- 4150 Chrome Moly Vanadium Steel – Exceptional strength and longevity.
- QPQ Nitride Finish – Corrosion-resistant for extended barrel life.
- M4 Feed Ramps – Ensures smooth and reliable feeding.
- Government Profile – Balances durability with maneuverability.
- Carbine-Length Gas System – Provides smooth cycling and optimal dwell time.
- HP & MPI Tested – High-pressure and magnetic particle inspected for reliability.
- Threaded Muzzle (1/2×28) – Compatible with standard muzzle devices.
Perfect for Tactical & Duty Use
The Ballistic Advantage 5.56 Modern Series 12.5″ Government Barrel is an ideal choice for shooters looking for a high-quality short-barrel setup. Whether used in a suppressed build, a compact AR pistol, or an SBR, this barrel delivers the accuracy, durability, and reliability you need in the field.
Product Specifications:
- Manufacturer: Ballistic Advantage
- Series: Modern
- Caliber: 5.56 NATO
- Length: 12.5 inches
- Material: 4150 Chrome Moly Vanadium Steel
- Finish: QPQ Nitride
- Gas System: Carbine-Length
- Gas Block Diameter: .750″
- Twist Rate: 1:7 inches
- Muzzle Threads: 1/2×28
- Profile: Government
- Weight: TBD
Do you need assistance in choosing the right barrel for the job?
Note: Ensure compliance with all federal, state, and local firearm regulations before purchasing or assembling an SBR or pistol configuration.
Product Information
| Weight | 26 oz |
|---|---|
| Dimensions | 13.5 × 2 × 2 in |
| Manufacturer | Ballistic Advantage |
| Series | Modern |
| Platform | AR15 |
| Caliber | 5.56 NATO |
| Length | 12.5" |
| Twist Rate | 1:7 |
| Gas System | Carbine |
| Gas Block Diameter | .750 |
| Material | 4150 Chrome Moly Vanadium |
| Finish | QPQ Nitride |
| Muzzle Thread | 1/2×28 |
| Made in USA | Yes |
| Weight | 26oz |








































































































































