Winchester Small Rifle Primers 41

Winchester NATO-Spec Military Primers 41 are exactly the same primers used in the Lake Town five.56mm ammunition. These primers are developed to exacting specifications for shot to shot consistency. All primers are continually and rigorously analyzed for regularity and sensitivity at temperatures and problems considerably winchester 41 primers over and above the variety of ordinary use. Winchester ensures meticulously-managed weights of primer mixtures, consistency in dimensions and quality, exact measurements and tolerances for anvil heights and security in extremes of temperatures and humidity.