How to get Akstiletto Prime Barrel in Warframe?

Akstiletto 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 Akstiletto Prime Barrel

• Lith A5 (Uncommon) - Vaulted
• Lith H1 (Uncommon) - Vaulted
• Meso K1 (Uncommon) - Vaulted
• Meso V6 (Common) - Vaulted
• Axi A1 (Uncommon) - Vaulted
• Axi H2 (Uncommon) - Vaulted