The Gemtech Lunar-45 is the culmination of decades of silencer innovation. It is a light and quiet modular 45 caliber suppressor available that is able to be completely taken apart and cleaned. The Lunar-45 is crafted from military grade aluminum and titanium for the utmost in durability and strength. It comes with a .578"-28 tpi piston. Suppressors have become remarkably popular in the firearms industry. Order yours through Guns.com today!