Proof Research AR 15 22 ARC 18in Stainless Steel Barrel 1 7 Twist

The Proof Research AR-15 22 ARC 18'' Standard Stainless Steel Barrel delivers precision performance for AR-15 owners seeking a high-grade, stainless steel option in 22 ARC. This 18-inch, standard-contour barrel features a 1-7 twist to stabilize a wide range of 22 ARC loads, ensuring reliable feeding and consistent muzzle velocities across shooting sessions. Crafted with a stainless steel finish, it combines corrosion resistance with a clean, professional appearance and rugged durability in the field or at the range. Designed for AR-15 compatibility, this barrel integrates smoothly with standard upper receivers and gas systems, providing a reliable platform for varmint hunting, target practice, or plinking with suppressed or unsuppressed configurations as your setup dictates. The 22 ARC cartridge pairing delivers excellent trajectory and energy for small to medium game, while on-demand accuracy is enhanced by Proof Research's quality machining and careful metallurgy. Whether upgrading an existing rifle or building a dedicated 22 ARC setup, this barrel offers predictable performance, consistent bore alignment, and a proven twist rate that helps shooters maximize accuracy, reduce barrel wear, and enjoy long-range touchpoints with every shot.