Gas pressure from the rearward movement of the ignited cartridge case provides the needed bolt movement, ejecting the spent case and stripping a fresh case from the magazine.
May not represent an exhuastive list; Calibers may be model-specific dependent; Always consult official manufacturer sources.
20-, 36-, 40-, 50-round box; 71-round drum
Iron Front and Rear.
Material presented above is for historical and entertainment value and should not be construed as usable for hardware restoration, maintenance, or general operation - always consult official manufacturer sources for such information.
(500 meters | 547 yards)
Max Effective Range