Dead Air's Blast Shield Insert for the Pyrois designed to reduce the noise and pressure the Pyro muzzle break sometimes produces. Install it onto your Pyro and diverts he pressure away from you and those next to you, pushing gasses down range. This makes is perfect for confined spaces such as indoor ranges. When paired with the KeyMo Adapter and KeyMo Flash Hider/Brake the Blast Shield Insert for the Pyro can be added to turn this into high-performance linear comp and blast diverter. Note: The Pyro Blast Shield is not compatible with KeyMicro or Xeno muzzle devices. Dead Air Blast Shield Insert for Pyro DA432