The Faxon Firearms FX7 Bolt Action Prefit 308 Winchester features an 18-inch Gunner contour barrel expertly constructed with a nitride finish for enhanced durability and performance. Weighing just 2.16 lbs this barrel is designed for the AR-15 platform and showcases precision craftsmanship. The FX7 model ensures reliable performance with a 1-10 twist rate ideal for stabilizing a wide range of bullet types. The 5/8-24 muzzle threads provide compatibility with various muzzle devices making it a versatile choice for firearm enthusiasts seeking quality and consistency in a sleek black finish.