Winchester Small Rifle Primers 41

Winchester NATO-Spec Navy Primers forty one are the same primers used in the Lake Metropolis 5.56mm ammunition. These primers are designed to exacting specifications for shot to shot regularity. All primers are continuously and rigorously tested for consistency winchester 41 primers 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 excellent, exact measurements and tolerances for anvil heights and stability in extremes of temperatures and humidity.