Or, take it to some gunsmith for maintenance. You did not say regardless of whether it misfired on manufacturing unit ammo or handloads. If it's handloads, that's an entire other activity. I've been reloading for over 35 years and possess routinely switched in between Winchester, CCI and Federal ( I https://josuevyaba.isblog.net/5-simple-techniques-for-federal-large-rifle-magnum-match-primers-49134905