Winchester Small Rifle Primers 41

Winchester NATO-Spec Military Primers 41 are a similar primers used in the Lake City 5.56mm ammunition. These primers are developed to exacting requirements for shot to shot consistency. All primers are frequently and rigorously tested for consistency and sensitivity at temperatures and circumstances much outside of the choice of normal use. Winchester guarantees meticulously-managed weights of primer mixtures, regularity in size and top quality, specific measurements and tolerances for anvil heights and security in winchester 41 primers extremes of temperatures and humidity.