The 7N31 cartridge fitted with an armor-piercing bullet, developed by KBP Instrument Design Bureau in Russia's Tula for use with modern firearms.
- Categories: Unrest, Conflicts & War
- Location: Tula, Russia
- Event date: 28.03.2009
- Date published: 28.03.2009
- Author: Sergey Pyatakov
- Credit: Sputnik
- Source: Sputnik
- Original: Digital
- Media: JPEG, 4079x2784px, 1.9Mb