The Faxon Firearms .308 Big Gunner 18" Nitride Barrel is a precision-engineered upgrade designed for those who demand performance and reliability. Built with Faxon's renowned craftsmanship this barrel features a medium-taper profile behind the gas block for optimal balance and a thinner taper forward to reduce weight while maintaining rigidity. Its .750" gas block journal ensures compatibility with most gas blocks and aftermarket piston kits while the 1.9" length accommodates long blocks. Finished with durable Salt Bath Nitride and button-rifled for accuracy this 18" barrel is ideal for competition duty use or as a suppressor host. When every second counts the Big Gunner delivers.