40k RPG Master Armoury -Stalker Rounds in Stalker bolt weapon

Requirements
Weapon category	Ranged
Weapon class	Basic, Heavy, Mounted, Pistol, Thrown
Weapon type	Bolt
Modifiers
Damage type	Energy
Special effect	Cannot Detect Origin Of The Shot.
Aquisition
Cost	+5
Availability	Renown required: Any
Source	Deathwatch - Deathwatch Core Rulebook pg. 160