|Type||Light machine gun|
|Place of origin||Yugoslavia|
|Barrel length||500 mm|
|Action||Gas-actuated (rotating bolt)|
|Rate of fire||Semi-automatic, fully automatic|
|Muzzle velocity||840 m/s|
|Effective firing range||600 m|
|Feed system||20 rounds|
|Sights||Adjustable iron sights, optional mount required for optical sights|
The Zastava M77 rifle chambers and fires the 7.62×51mm NATO round. It is gas-operated, air-cooled, magazine-fed, selective fire light machine gun with either a fixed or a folding stock. It has an adjustable gas system with 3 settings aiding suppressor use.
Between 2014 and 2015 a variant of this rifle was imported into the United States as the M77PS. It is a semi automatic version of the M77 with a polymer thumbhole stock and a 10 round magazine.