Found a fair amount of this stuff , Olympic 223 made in Greece . Headstamp is kinds sloppy , looks to be 5.56 223 with a 10 and NPA . 50 rds to a box .
Also found some loose ammo in ammo boxes with stripper clips head stamped RORG 89 with NATO head stamp . Anyone shot any of this stuff ? And if so how did it shoot ? Kenneth