The Faxon Firearms FX7 Bolt Action Prefit 8.6 Blackout 16'' Barrel in Black delivers a precision-oriented AR-15 platform upgrade with a medium sporter contour and a 1-3 twist for optimized 8.6mm Blackout performance, making it an ideal choice for hunters and shooters seeking consistent accuracy in a compact package. This prefit FX7 barrel weighs about 2.6 pounds and features M18x1.5 muzzle threads to accommodate a range of muzzle devices, ensuring a clean fit and reliable barrel alignment with your build. The 16-inch length provides balanced velocity and maneuverability, while the Black finish reinforces durability and corrosion resistance under field conditions. Designed to work with Faxon FX7 components, this barrel integrates seamlessly into high-performance rifles that demand repeatable groupings and dependable follow-through during demanding prairie dog hunts, predator control, or tight-range precision sessions. Its 8.6mm Blackout cartridge compatibility, combined with the prefit architecture, supports straightforward installation and immediate shooting geometry improvements. From its robust construction to its proven chambering and dimensioning, the FX7 Bolt Action Prefit 8.6 Blackout 16'' Barrel stands out as a reliable upgrade for shooters pursuing enhanced velocity, reduced recoil, and enhanced accuracy in competitive or field applications.