Upgrade your AK platform with Griffin Armament's high-quality 24mm x 1.5mm thread adapter designed for precision and durability. Engineered from premium materials this Melonite-finished adapter transforms your rifle's threads to 1/2x28 or 5/8x24 offering greater suppressor compatibility. Unlike standard adapters its raised surface interacts with the barrel's muzzle face for improved alignment accuracy. Built with 27mm wrench flats for easy installation it's ideal for rifles with clean perpendicular muzzle faces. Recommended for professional installation and alignment to ensure optimal performance.