Winchester Modest Rifle Primers 41

Winchester NATO-Spec Armed service Primers forty one are a similar primers used in the Lake City 5.56mm ammunition. These primers are created to exacting technical specs for shot to shot regularity. All primers are continuously and rigorously tested for consistency and sensitivity at temperatures and situations much over and above the number of normal winchester 41 primers use. Winchester ensures thoroughly-controlled weights of primer mixtures, regularity in sizing and quality, specific measurements and tolerances for anvil heights and balance in extremes of temperatures and humidity.