Winchester NATO-Spec Military Primers forty one are a similar primers used in the Lake City 5.56mm ammunition. These primers are constructed to exacting specifications for shot to shot consistency. All primers are continuously and rigorously tested for consistency and sensitivity at temperatures and conditions much further than the array of usual u

SIG SAUER part circumstances (22-250 brass) are comprised of high quality American brass. These casings are rigorously examined 22 250 brass to be certain unparalleled longevity and dependability. Each casing undergoes 22 250 brass several in-line and postproduction good quality assurance screening, to be sure a flawless reloading situation.