Zastava M77 [SEP] manufacturer
Zastava M77
The Zastava M77 is a 7.62mm light machine gun developed and manufactured by Zastava Arms. It is an AK-47 variant.
Overview.
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
M77
M77 or M-77 may refer to:
- M-77 (Michigan highway), a state highway in Michigan
- M77 motorway, a motorway in Scotland
- M-77 pistol, a semi-automatic pistol
- Miles M.77 Sparrowjet, a 1950 twin-engined jet-powered racing aeroplane
- Zastava M77, a Serbian assault rifle
- Ruger M77, a bolt-action rifle
- Messier 77, a spiral galaxy in the constellation Cetus
- M-77 Oganj, a Serbian multiple rocket launcher