CMC Triggers AR Barrel BBL556003 16" 5.56 NATO 4150 CrMoV Black Nitride AR-15 Compatible.

This CMC Triggers BBL556003 AR Barrel is a 16-inch 5.56 NATO barrel built for AR-15 rifles. Made from 4150 Chrome Moly Vanadium steel with a black nitride finish, this barrel features a 1:7-inch twist rate. The combination of materials and rifling ensures durability and reliable performance for AR-15 builds. - 16-inch barrel with 1:7 twist rate for AR-15 - Constructed from 4150 Chrome Moly Vanadium steel - Black nitride finish for wear and corrosion resistance Designed for compatibility with AR-15 platforms, this barrel offers a balance of strength and accuracy from a trusted manufacturer, making it a strong choice for new builds or upgrades.