This ammuntion is packaged and sold as cases of 500 centerfire cartridges that may be a mix of brass and nickel plated casings.
Have some suppressed, quiet fun at the range with these 147 gr. 9mm Luger cartridges. The heavier bullet offers reduced recoil, which can improve accuracy.
These cartridges have been tested on some subgun platforms and do function properly on those tested. However, due to the many different platforms we can't guarantee function on every subgun platform.
Other known names for this cartridge are 9mm Parabellum, 9x19mm, and 9mm NATO.
If this subsonic ammunition will be discharged in a gas operated firearm it is STRONGLY recommended that such firearm incorporates the shortest length gas system possible (in most cases pistol length) or at the least an oversized gas port with an adjustable gas block installed to ensure proper functioning.