6.8mm Remington SPC: The 6.8mm Remington SPC / 6.8x43mm SPC was conceived by a U.S. Special Operations soldier. The 6.8mm Remington SPC is based on the old 30 Remington cartridge case, the case was necked down to .27 caliber, shortened, blown out and given a new shoulder to maximize case capacity. Remington began to develop […]