Zastava M77 B1

The Zastava M77 B1 is a battle rifle (assault rifle) developed and manufactured by Yugoslav Zastava Arms factory. It was introduced in 1977. It is a derivative of the Zastava M70 and modified copy of the Soviet AKM, chambered in Western 7.62×51mm caliber with an enlarged receiver, and Western type flash eliminator added. It is gas-operated, air-cooled, magazine-fed, shoulder fired and selective fire firearm with a fixed wooden stock. The M77 AB1 has a folding stock.

In the United States, there are variants chambered in .308 and .223.

It was operated by the Cyprus Army.

Annotations
It is known in Serbian as Automatska puška M77 B1. Formerly, it was designated M77B1, or Automatska puška M.1977B1. It is sometimes confused with the similar Zastava M77.