Upgrade your AR-15 build with the Aero Precision 5.56 Mid-Length AR-15 Barrel – Pinned VG6 Epsilon SL, a precision-engineered component designed for reliability and performance in tactical applications. This 14.5-inch barrel, complete with a permanently pinned and welded VG6 Epsilon SL muzzle device, achieves a legal 16-inch overall length without the need for an NFA tax stamp, offering the maneuverability of a shorter barrel while staying compliant.
Key Features
- Advanced Muzzle Control: The VG6 Epsilon SL muzzle brake effectively reduces recoil and muzzle rise, allowing for faster follow-up shots and improved accuracy during rapid fire.
- High-Quality Construction: Crafted from durable 4150 CMV steel with a corrosion-resistant nitride finish, this barrel ensures longevity and consistent performance in demanding conditions.
- Mid-Length Gas System: Provides smoother cycling and reduced wear on internal components compared to carbine-length systems, enhancing reliability for extended shooting sessions.
- Optimized for 5.56 NATO: With a 1:7 twist rate, it stabilizes a wide range of bullet weights, from 55-grain to heavier match loads, making it versatile for plinking, training, or precision shooting.
Specifications
- Barrel Length: 14.5 inches (16 inches OAL with pinned device)
- Caliber: 5.56 NATO
- Gas System: Mid-Length
- Twist Rate: 1:7
- Barrel Profile: Government/SOCOM
- Gas Block Journal: 0.750 inches
- Muzzle Thread Pattern: 1/2×28 (pinned VG6 Epsilon SL)
- Finish: Nitride/Melonite
- Platform: AR-15
- Weight: Approximately 26 ounces
Why Choose This Product?
For AR-15 enthusiasts seeking a balance between compactness and legal compliance, this Aero Precision barrel addresses common pain points like excessive recoil and non-compliant barrel lengths. The pinned VG6 Epsilon SL not only ensures ATF compliance but also delivers superior gas dispersion, minimizing flash signature for low-light operations. Whether you’re building a custom rifle or upgrading an existing one, this barrel’s robust design and precise machining deliver sub-MOA potential with quality ammunition, outperforming stock options in recoil management and durability. Experience the difference in handling and shot-to-shot consistency that tactical shooters demand.
Ready to enhance your AR-15’s performance? Add the Aero Precision 5.56 Mid-Length Barrel with Pinned VG6 Epsilon SL to your build today and elevate your shooting experience.
Frequently Asked Questions
1. Does this barrel require an NFA tax stamp?
No, the VG6 Epsilon SL is pinned and welded to extend the overall length to 16 inches, making it a non-NFA item.
2. What type of ammunition is best for this barrel?
It’s optimized for 5.56 NATO rounds, supporting bullet weights from 55 to 77 grains for reliable feeding and accuracy.
3. Is a gas block included?
This barrel does not include a gas block; it’s designed for easy installation of your preferred low-profile gas block on the 0.750-inch journal.


