Winchester Compact Rifle Primers forty one
Winchester NATO-Spec Navy Primers forty one are exactly the same primers Employed in the Lake Metropolis five.56mm ammunition. These primers are built to exacting technical specs for shot to shot consistency. All winchester 41 primers primers are regularly and rigorously tested for consistency and sensitivity at temperatures and ailments considerably past the range of standard utilization. Winchester ensures carefully-controlled weights of primer mixtures, regularity in dimension and high-quality, precise measurements and tolerances for anvil heights and steadiness in extremes of temperatures and humidity.