AR-15 Modern Series 11.5 Carbine Barrel Gov'T
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specifications

Manufacturer:

Ballistic Advantage

Platform:

AR-15

Caliber:

5.56 mm NATO

Gas System Length:

Carbine

    AR-15 Modern Series 11.5 Carbine Barrel Gov'T

    Caliber Manufacturer Color Weight Merchant Price Merchant URL
    5.56 mm NATO Ballistic Advantage None None None $137.75 Brownells Add

    Prices last checked September 2026. Prices and availability change often, so confirm on the retailer's site.

    Ballistic Advantage AR-15 barrels come in a great variety of chamberings, lengths, and contours, so you are certain to find the exact barrel you need for any type of rifle you are building or upgrading. These barrels are precision machined from extra-strong 4150 chrome-moly-vanadium steel alloy and have a nickel-boron coated barrel extension with M4 feed ramps to help ensure reliable feeding and extraction. The Government, M4, and SPR, and DMR profiles are all well-known among AR-15 aficionados. All barrels are chambered in 5.56 NATO, so they accept both military-type 5.56x45mm and civilian .223 Remington ammo. The DRP (Distinct Rigid Profile) is a stocky profile designed for short p Mfg: Ballistic Advantage

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