Winchester Smaller 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 developed to exacting technical specs for shot to shot consistency. All primers are consistently and rigorously analyzed for consistency and sensitivity at temperatures and ailments far over and above the range of standard use. Winchester assures very carefully-controlled weights of primer mixtures, regularity in sizing and high quality, exact measurements and tolerances for anvil heights and security in extremes of temperatures and winchester 41 primers humidity.