Dark Heresy - Caladar Star Cluster
Various types for various weapons.
-20penalty to be detected using hearing awareness tests and can tests only be made at half the distance to hear gunshots.
A silencer muffles the sound and muzzle flash of a gun preventing the detection of the shot. Silencers are not difficult to obtain and can be made to fit any Stub weapon, hand cannons, autoguns and hunting rifles.