Winchester Compact Rifle Primers forty one
Winchester NATO-Spec Armed service Primers forty one are the same primers Utilized in the Lake Metropolis five.56mm ammunition. These primers are built 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-controlled weights of primer mixtures, consistency in size and top quality, winchester 41 primers precise measurements and tolerances for anvil heights and balance in extremes of temperatures and humidity.