Enhance your AR-15 setup with the Guntec USA BAR-16-RPVD 16" 5.56mm barrel, designed for exceptional performance and striking aesthetics. Crafted from durable 4150 Chromoly Steel, this barrel boasts a 1:7 twist rate, ensuring superior stability and accuracy for all types of ammunition. Material: High-quality 4150 Chromoly Steel Twist Rate: 1:7 for improved stability Profile: M4 contour for balanced weight and performance Gas Block: Supports .750 system for enhanced reliability Finish: Eye-catching matte Rainbow PVD for durability Engravings: Stylish spiral engravings near the muzzle Gas System: Carbine-length for seamless operation Transform your shooting experience with the Guntec USA BAR-16-RPVD barrel, where premium quality and unique style converge.