Winchester Compact Rifle Primers forty one
Winchester NATO-Spec Army Primers forty one are the same primers Employed in the Lake City 5.56mm ammunition. These primers are developed to exacting technical specs for shot to shot consistency. All primers are frequently and rigorously tested for regularity and sensitivity at temperatures and conditions significantly beyond the variety winchester 41 primers of regular utilization. Winchester assures cautiously-controlled weights of primer mixtures, consistency in dimensions and high quality, exact measurements and tolerances for anvil heights and security in extremes of temperatures and humidity.