Winchester Compact Rifle Primers 41
Winchester NATO-Spec Army Primers forty one are the same primers Employed in the Lake City five.56mm ammunition. These primers are constructed to exacting technical specs for shot to shot consistency. All primers are frequently and rigorously tested for regularity and sensitivity at temperatures and circumstances significantly beyond the choice of regular utilization. Winchester assures very carefully-managed weights of primer mixtures, regularity in size and excellent, specific
winchester 41 primers measurements and tolerances for anvil heights and stability in extremes of temperatures and humidity.