Winchester Little Rifle Primers forty one
Winchester NATO-Spec Army Primers forty one are the exact same primers used in the Lake Metropolis five.56mm ammunition. These primers are built to exacting requirements for shot to shot consistency. All primers are continually and rigorously analyzed for regularity and sensitivity at temperatures and circumstances significantly past the selection of regular usage. Winchester ensures diligently-managed weights of primer mixtures, consistency in measurement and high quality, specific measurements and tolerances for anvil heights and balance
winchester 41 primers in extremes of temperatures and humidity.