Winchester Modest Rifle Primers forty one
Winchester NATO-Spec Navy Primers forty one are the exact same primers Employed in the Lake Town five.56mm ammunition. These primers are constructed to exacting specs for shot to shot consistency. All primers are regularly and rigorously examined for consistency and sensitivity at temperatures and problems significantly outside of the range of normal use. Winchester assures thoroughly-controlled weights of primer mixtures, regularity in sizing and quality, specific
winchester 41 primers measurements and tolerances for anvil heights and security in extremes of temperatures and humidity.