Winchester Little Rifle Primers 41
Winchester NATO-Spec Military services Primers 41 are the same primers Utilized in the Lake Town five.56mm ammunition. These primers are constructed to exacting requirements for shot to shot regularity. All primers are constantly and rigorously tested for consistency and sensitivity at temperatures and problems considerably beyond the array of usual use. Winchester assures carefully-managed weights of primer mixtures, regularity in size and high quality, precise measurements
winchester 41 primers and tolerances for anvil heights and stability in extremes of temperatures and humidity.