Winchester Small Rifle Primers forty one

Winchester NATO-Spec Military services Primers 41 are the same primers used in the Lake City five.56mm ammunition. These primers are developed to exacting specs for shot to shot consistency. All primers are consistently and rigorously examined for regularity and sensitivity at temperatures and circumstances far beyond the selection of typical usage. Winchester assures winchester 41 primers meticulously-controlled weights of primer mixtures, regularity in size and top quality, exact measurements and tolerances for anvil heights and stability in extremes of temperatures and humidity.