Zastava M77, Semi-automatic Rifle, AK, 308 Winchester, 19.7 Barrel, Matte Blued Finish, Wood Furniture, Adjustable Sights, 20 Rounds, 1 Magazine ZR77308W The semi-automatic PAP M77 series sporting rifle was created on the operating principle of the M70 automatic rifle. Chambered in the proven and powerful .308 caliber, the PAP M77 is an accurate, easy to control rifle platform for shooters of all types. It comes standard with an adjustable gas system to tune the rifle to various extreme environments. Capable of functioning in all environments, its rugged, reliable, no-nonsense features make the PAP M77 an excellent excellent addition to your hunting and sporting rifle collection.