The Thompson Center Encore ProHunter Katahdin barrel is precision-engineered for 300 AAC Blackout ammunition with a 20-inch length and durable blue finish.Thompson Center Encore ProHunter Katahdin Barrel300 AAC Blackout caliber compatibility20-inch barrel length for optimal performanceThreaded muzzle for suppressor or muzzle device attachmentBlue finish for corrosion resistanceNon-fluted designNo integral sights - optics readyDesigned for the versatile Encore ProHunter platform this barrel delivers exceptional accuracy for hunting and tactical applications. Compatible with Thompson Center Encore frames and suitable for both subsonic and supersonic 300 AAC Blackout loads.