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Ballistic Advantage
Overview
The Ballistic Advantage 10.5 Carbine Barrel is designed specifically for 5.56 NATO caliber, featuring a classic M4 profile that balances weight and performance. With a 1:7 twist rate, this barrel is optimized for stabilizing heavier projectiles, making it suitable for a range of ammunition types. The carbine-length gas system and .750 gas block diameter ensure reliable cycling in your AR-15 build, while the QPQ/Nitride finish enhances durability and corrosion resistance. This barrel is commonly found in short-barreled rifle (SBR) builds aimed at compact versatility and quick handling.
Ballistic Advantage AR-15 Modern Series 10.5 Carbine Barrel Gov't
Prices checked
Ballistic Advantage AR-15 Modern Series 10.5 Carbine Barrel Gov't ranked #30 of the 329 barrels builders added on GunPartPicker in October 2026. Builders have added it to their builds on GunPartPicker. Since April 2026, it ranks #48 of the 1,041 barrels builders have added. 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, and today 5 of the 10 retailers we track have it in stock. Buying today, the lowest price is $117.99 at Ammunition Depot, which matches the best price we saw in October.
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 10.5 Carbine Barrel Gov't
| Build | Parts | Total |
|---|---|---|
![]() | 12 | $2307.66 |
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