Winchester Smaller Rifle Primers 41

Winchester NATO-Spec Army Primers 41 are the exact same primers used in the Lake City five.56mm ammunition. These primers are developed to exacting specs for shot to shot consistency. All primers are consistently and rigorously examined for consistency and sensitivity at temperatures and problems significantly outside of the number of normal use. Winchester ensures thoroughly-controlled weights of primer mixtures, regularity in dimensions and excellent, precise measurements and tolerances for anvil heights and stability in extremes of winchester 41 primers temperatures and humidity.