MP-443 Grach: full disassembly & assembly

The MP-443 Grach (Russian: MP-443 Грач, English: rook) or "PYa", for "Pistolet Yarygina" ("Yarygin Pistol"), following traditional Russian naming procedure (Russian: Пистолет Ярыгина), is the Russian standard military-issue side arm.
The development was headed by the designer Vladimir Alexandrovich Yarygin (Russian: Владимир Александрович Ярыгин).
It was developed under designation "Grach" in response to Russian military trials, which began in 1993. In 2003, it was adopted as a standard sidearm for all branches of Russian military and law enforcement, alongside Makarov PM, GSh-18, and SPS.
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How a MP-443 Grach works
• How a MP-443 Grach works
Don't try to recreate what you see in this video, as this is gameplay. This video was created using the game World of Guns:
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This game is also available on Google Play, App Store, Amazon and other platforms.