FN AR-15 18" Rifle-Length Gas 5.56 NATO 1:7 CHF CL Barrel

Upgrade your current AR-15 rifle or finish up that build you've been procrastinating on with the FNA(R) AR-15 18" Rifle-Length Gas 5.56 NATO 1:7 CHF CL Barrel. Featuring proprietary Chrome Moly Vanadium (CMV) steel construction, this rifle-length barrel is hammer-forged for superior strength and long-lasting durability to ensure unparalleled longevity in any shooting application. Further, this barrel is air gauged and Magnetic Particle tested to make sure it's free of micro-stresses and cracks and is chamfered, deburred, and cryogenically treated to ensure superior accuracy and unparalleled field performance. This rifle-length barrel is built for a .750" diameter gas block and features 1/2x28 threads (right-handed), designed to accept a variety of muzzle accessories such as brakes and flash hiders.