Diamondback Firearms 5.56x45mm NATO 10" Carbine-Length Barrel, Black Nitride - 556C10M50B8R

This Diamondback Firearms barrel is chambered in 5.56x45mm NATO with a 10-inch carbine-length profile and 1:8 twist rate. Constructed from 4150 chrome moly vanadium steel with a black nitride finish, it offers durability and corrosion resistance for AR-15 platforms. The medium profile design balances weight and rigidity for modern tactical applications.