.22 WMR (Winchester Magnum Rifle) cartridges (https://en.wikipedia.org/wiki/.22_Winchester_Magnum_Rimfire) have been produced since 1960. The .22 WMR is, essentially, a 125-yard maximum PBR (that’s Point Blank Range and not Pabst Blue Ribbon) with 30-grain, 40-grain, and 50-grain hollow point bullets being its … Continue reading