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Ballistic Advantage
Overview
The Ballistic Advantage AR-15 Modern Series 11.5 Carbine Barrel features a Government profile, optimized for maneuverability and performance in compact builds. This barrel has a length of 11.5 inches and is chambered for 5.56 NATO, making it suitable for a range of ammunition types. With a carbine-length gas system and a twist rate of 1:7, it stabilizes a variety of bullet weights effectively, ensuring reliable cycling and accuracy. This barrel is often found in builds that prioritize a compact design while maintaining versatility for various shooting applications.
Ballistic Advantage AR-15 Modern Series 11.5 Carbine Barrel Gov't
Prices checked
Ballistic Advantage AR-15 Modern Series 11.5 Carbine Barrel Gov't was the tenth most added barrel on GunPartPicker in October 2026, behind the Rosco Bloodline AR-15 16" 556 Barrel, 1:7 Twist - BL16M45567C, with about 2% of all barrels added to builds. Up from #16 in September. Builds with this barrel are nearly all chambered in 5.56 NATO, nearly all on carbine-length gas, and nearly all AR-15.
It was in stock most times we checked in October 2026, but today only Brownells has it in stock. Buying today, the lowest price is $137.75 at Brownells, above October's low of $117.99, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
We ranked every barrel by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Barrel Length & Brand Report →Check it against the live catalog:
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Builds in the community that include the Ballistic Advantage Ar-15 Modern Series 11.5 Carbine Barrel Gov't
| Build | Parts | Total |
|---|---|---|
![]() | 27 | $4932.14 |
![]() | 10 | $1306.48 |
![]() | 21 | $2227.87 |
![]() | 14 | $739.18 |
![]() | 11 | $931.44 |
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