Each barrel includes a headspaced barrel extension. Made from 416R Stainless Steel, these barrels feature a bead-blasted matte finish. Q barrels are equipped with button-cut rifling and have a 5/8×24 thread pitch with an M18-1.5 Tapered Muzzle.

• Barrel Length: 12";Caliber: 8.6 BLK"
• Rifling: 5R, 1:3 Twist
• Contour: Light Profile