Winchester #41 WMSRL Primers for 5.56 | AR-15 Primers 1000/ct

Winchester NATO-Spec military primers are engineered to meet the exacting standards of the Lake City 5.56x45mm ammunition. These primers are rigorously tested for shot-to-shot consistency even in the most extreme conditions. They are built to provide reliable ignition under various environmental extremes-exceeding typical temperature and humidity ranges. Every batch undergoes a meticulous quality control process that ensures precise measurements consistent primer mixtures and controlled anvil he