Winchester Little Rifle Primers forty one

Winchester NATO-Spec Military services Primers 41 are the same primers used in the Lake City five.56mm ammunition. These primers are constructed to exacting specifications for shot to shot regularity. All primers are constantly and rigorously analyzed for consistency and sensitivity at temperatures and problems much past the selection of regular use. Winchester ensures cautiously-managed weights of primer mixtures, consistency in sizing and winchester 41 primers excellent, precise measurements and tolerances for anvil heights and steadiness in extremes of temperatures and humidity.