How to get Hystrix Prime Barrel in Warframe?

Hystrix Prime Barrel is an item dropped from Void relics.
You can find the list of relics below, and click on the links to see how to get them.

Relics dropping Hystrix Prime Barrel

• Lith N14 (Common) - Vaulted
• Lith S15 (Common) - Vaulted
• Meso K6 (Common) - Vaulted
• Meso R5 (Common) - Vaulted
• Meso W3 (Common) - Vaulted
• Neo G4 (Common) - Vaulted
• Axi G13 (Common) - Vaulted
• Axi P6 (Common) - Vaulted