Winchester Little Rifle Primers 41

Winchester NATO-Spec Military services Primers 41 are exactly the same primers used in the Lake City five.56mm ammunition. These primers are developed to exacting requirements for shot to shot regularity. All primers are frequently and rigorously analyzed for regularity and sensitivity at temperatures and situations much outside of the range of typical use. Winchester assures thoroughly-controlled weights of primer winchester 41 primers mixtures, regularity in sizing and good quality, exact measurements and tolerances for anvil heights and balance in extremes of temperatures and humidity.