Winchester Small Rifle Primers 41

Winchester NATO-Spec Military Primers 41 are exactly the same primers Utilized in the Lake Metropolis 5.56mm ammunition. These primers are crafted to exacting specifications for shot to shot consistency. All primers are consistently and rigorously examined for consistency and sensitivity at temperatures and situations much over and above the number of ordinary use. Winchester ensures meticulously-controlled weights of primer mixtures, regularity in dimensions and winchester 41 primers excellent, precise measurements and tolerances for anvil heights and steadiness in extremes of temperatures and humidity.