The Winchester small rifle primers #41 5.56 military primers (sometimes referred to as Winchester 41 primers) are the Winchester small rifle primers used in Lake City 5.56mm ammunition. For uniformity from shot to shot, these primers are constructed to stringent standards. All Winchester small rifle primers are rigorously and regularly tested for dependability and sensitivity in conditions and at temperatures considerably outside of their usual working range.
Winchester ensures exact measurements and tolerances for anvil heights, uniformity in size and quality, and stability in the face of fluctuations in temperature and humidity.
Box of 1000: 10 Sleeves of 100
Box of 5000: 5 boxes of 1000
non-mercuric and non-corrosive.
These primers don’t include any substances that lead to barrel rusting.
Exceptional Dependability, Consistency, and Accuracy.
Made In United States of America