Luth-AR 11.5" 5.56mm Government Profile Lightweight Barrel, Magnesium Phosphate - BL-F11-7

Luth-AR lightweight barrel chambered in 5.56 NATO with 11.5" government profile and 1:7" twist rate, featuring magnesium phosphate finish. The barrel includes M4 extension and 1/2x28 thread pitch, designed for AR-15 platform rifles. Install via standard AR-15 barrel extension removal and installation procedures.