The Yankee Hill Machine QD Flash Hider is specifically designed for .308 / 7.62 NATO caliber rifles. This model features a 5/8-24 thread pattern, providing compatibility with a range of muzzle devices. The flash hider is finished in black and measures 7 inches in length.Key FeaturesCaliber Compatibility: Suitable for .308 / 7.62 NATO rifles.Thread Pattern: Equipped with a 5/8'-24 tpi thread for easy installation.Model: This is the Phantom model, known for its effectiveness in minimizing muzzle flash.