Czerka Blaster Silencer

Czerka Blaster Silencer is a prototype Rank 1 Weapon gift.

Source
Czerka Blaster Silencer can be acquired in a couple ways:


 * As a standard mission reward earned upon the completion of Tier 1 (Level 10-16) Underworld Trading Crew Skill mission.
 * As a mob drop on Coruscant or Dromund Kaas.