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Ballistic Advantage
The Ballistic Advantage AR-15 Modern Series 7.5 Pistol Length Barrel is purpose-built for short-stroke AR pistols and SBRs where compact profile and reliable performance matter. This 7.5-inch barrel uses Ballistic Advantage's DRP (Distinct Rigid Profile) — a stocky, optimized geometry designed specifically for pistol-length gas systems. Machined from 4150 chrome-moly-vanadium steel with a nickel-boron coated extension featuring M4 feed ramps, it delivers the strength and reliability you need in a tight package.
The Modern Series smoothed-taper design minimizes barrel vibration and harmonics, helping your short-range AR stay consistent shot to shot — especially useful when you're running fast follow-ups or dealing with the dynamics of a shorter sight radius. The QPQ black finish resists corrosion and handles hard use in the field or at the range. Chambered in 5.56 NATO, this barrel accepts both military 5.56x45mm and civilian .223 Remington ammunition, giving you flexibility in what you load.
Keep in mind that any AR barrel under 16 inches falls under NFA regulations; make sure your build complies with all applicable federal and local laws before assembly. Whether you're building a truck gun, a home-defense pistol, or a competition SBR, this Ballistic Advantage barrel is a solid foundation for a compact, capable platform.
| Brand | Ballistic Advantage |
| Product Line | Modern Series |
| Barrel Length | 7.5 inches |
| Type | Pistol Length |
| Profile | DRP (Distinct Rigid Profile) |
| Chambering | 5.56 NATO |
| Material | 4150 Chrome-Moly-Vanadium Steel |
| Extension Coating | Nickel-Boron |
| Feed Ramps | M4 |
| Finish | QPQ Black |
At 7.5 inches, this barrel falls under NFA regulations. All federal and state laws regarding short-barreled rifles, pistols, and their registration apply. Verify compliance with your local and federal requirements before assembly.
The 5.56 NATO chamber accepts both military-spec 5.56x45mm and civilian .223 Remington ammunition.
The 7.5-inch barrel is designed for pistol-length gas tubes, which are standard for short-barrel AR builds.
The DRP (Distinct Rigid Profile) is a stocky contour optimized specifically for short pistol and SBR barrels. Its smoothed taper reduces vibration and harmonic distortion, helping shots stay consistent even in a compact platform.
Ballistic Advantage
The Ballistic Advantage AR-15 Modern Series 7.5 Pistol Length Barrel is purpose-built for short-stroke AR pistols and SBRs where compact profile and reliable performance matter. This 7.5-inch barrel uses Ballistic Advantage's DRP (Distinct Rigid Profile) — a stocky, optimized geometry designed specifically for pistol-length gas systems. Machined from 4150 chrome-moly-vanadium steel with a nickel-boron coated extension featuring M4 feed ramps, it delivers the strength and reliability you need in a tight package.
The Modern Series smoothed-taper design minimizes barrel vibration and harmonics, helping your short-range AR stay consistent shot to shot — especially useful when you're running fast follow-ups or dealing with the dynamics of a shorter sight radius. The QPQ black finish resists corrosion and handles hard use in the field or at the range. Chambered in 5.56 NATO, this barrel accepts both military 5.56x45mm and civilian .223 Remington ammunition, giving you flexibility in what you load.
Keep in mind that any AR barrel under 16 inches falls under NFA regulations; make sure your build complies with all applicable federal and local laws before assembly. Whether you're building a truck gun, a home-defense pistol, or a competition SBR, this Ballistic Advantage barrel is a solid foundation for a compact, capable platform.
| Brand | Ballistic Advantage |
| Product Line | Modern Series |
| Barrel Length | 7.5 inches |
| Type | Pistol Length |
| Profile | DRP (Distinct Rigid Profile) |
| Chambering | 5.56 NATO |
| Material | 4150 Chrome-Moly-Vanadium Steel |
| Extension Coating | Nickel-Boron |
| Feed Ramps | M4 |
| Finish | QPQ Black |
At 7.5 inches, this barrel falls under NFA regulations. All federal and state laws regarding short-barreled rifles, pistols, and their registration apply. Verify compliance with your local and federal requirements before assembly.
The 5.56 NATO chamber accepts both military-spec 5.56x45mm and civilian .223 Remington ammunition.
The 7.5-inch barrel is designed for pistol-length gas tubes, which are standard for short-barrel AR builds.
The DRP (Distinct Rigid Profile) is a stocky contour optimized specifically for short pistol and SBR barrels. Its smoothed taper reduces vibration and harmonic distortion, helping shots stay consistent even in a compact platform.
