Sons of Liberty Gun Works P3 Fighting 5.56mm 11.5" 5/8x24 Muzzle Thread Carbine P3 Med Contour Chrome Lined/Phosphate Barrel 115-P3FB-556CL

The Sons of Liberty Gun Works P3 Fighting 11.5" Chrome Lined Barrel is a combat-ready, precision-engineered barrel designed for AR-15 platform rifles and short-barreled builds requiring exceptional durability and consistent accuracy in the most demanding operational environments. Chambered in 5.56mm NATO and featuring a P3 medium contour rifling profile, this barrel delivers outstanding accuracy, reduced fouling, and reliable performance under sustained fire and harsh field conditions. The chrome-lined bore and chamber provide superior corrosion and wear resistance for extended service life, while the phosphate exterior finish offers additional protection against the elements and hard use. Threaded at 5/8x24 for compatibility with a wide range of muzzle devices and suppressors, this barrel is ideally suited for short-barreled rifle configurations, law enforcement, and tactical builds that demand the combat-proven reliability, precision craftsmanship, and uncompromising quality that Sons of Liberty Gun Works is renowned for. Sons of Liberty Gun Works P3 Fighting 5.56mm 11.5" 5/8x24 Muzzle Thread Carbine P3 Med Contour Chrome Lined/Phosphate Barrel 115-P3FB-556CL