Winchester NATO-Spec Military Primers forty one are the same primers used in the Lake City 5.56mm ammunition. These primers are constructed to exacting specifications for shot to shot consistency. All primers are frequently and rigorously examined for consistency winchester 41 primers and sensitivity at temperatures and circumstances much over and

SIG SAUER part cases (22-250 brass) are constructed from quality American brass. These casings are rigorously tested to guarantee unparalleled longevity and dependability. Every casing undergoes quite 22-250 brass a few in-line and postproduction excellent assurance 22 250 brass tests, to ensure a flawless reloading case.