 
The PKM Machine Gun is a general purpose machine gun designed in the Soviet Union and currently in production in the United States. It was the Long-Range weapon of the Somali Pirates.
Description
Weight: 7.5 kg (16.53 lbs)
Length: 119.2 cm (47.4 inches)
Barrel Length: 64.5 cm (25.4 inches)
Cartridge: 7.62x54mmR
Action: Gas operated; open bolt
Rate of Fire: 650 rounds/minute
Muzzle Velocity: 825 m/s
Effective Range: 100- 1,500 sight adjustments
Feed System: Belts in 100, 200, or 250 round boxes
Sights: Open sights
Uses
The PKM (Пулемёт Калашникова Модернизированный: Pulemyot Kalashnikova Modernizirovanni, Russian for Kalishnikov's Machine-gun Modernized) is a lighter version of the earlier PK machine gun. It can be used as a light anti-aircraft weapon when put on an AA mount. It is used in Russia and most former Eastern Bloc nations.