Proof Research 6.5 Grendel 20in .750 Gb 5-Groove Rifle Length Barrel

The Proof Research 6.5 Grendel 20'' .750 GB 5-Groove Rifle Length barrel delivers precision performance for rifle components and high?end builds, featuring a 20-inch barrel that optimizes velocity and stability across demanding shooting tasks. This 6.5 Grendel barrel is designed to maximize accuracy with a rifle-length gas system and a 5-groove rifling pattern, delivering smooth muzzle report and consistent shot-to-shot repeatability ideal for long-range targets, varmint control, and tactical applications. Constructed by Proof Research, renowned for their lightweight yet rigid profiles, the barrel's .750 GB configuration supports strong barrel harmonics and reliable feed with compatible receivers and handloads, enabling shooters to harness the caliber's extended effective range without sacrificing handling. The combination of a long, fast-tiber gas?system?friendly profile and precise chamber geometry fosters tight groupings, easier follow-up shots, and enhanced heat management during extended shooting sessions. Whether upgrading a dedicated build, refining a precision sport rifle, or optimizing a multi?purpose platform, this 20" 6.5 Grendel barrel helps shooters exploit the caliber's ballistic edge for hunting, target shooting, and competition scenarios.