Winchester Modest Rifle Primers forty one

Winchester NATO-Spec Military Primers 41 are precisely the same primers used in the Lake Metropolis five.56mm ammunition. These primers are designed to exacting specifications for shot to shot regularity. All primers are constantly and rigorously winchester 41 primers examined for regularity and sensitivity at temperatures and situations considerably past the number of typical use. Winchester assures very carefully-managed weights of primer mixtures, regularity in size and good quality, specific measurements and tolerances for anvil heights and steadiness in extremes of temperatures and humidity.