Very long many years ago I went to the use of CCI primers on the magnum variety. The one exception is CCI bench relaxation primers for your 204 Ruger. So I have only one large rifle primer, a single small rifle primer and only large and small magnum pistol primers https://winchester41smallriflepri03603.blogstival.com/54015079/examine-this-report-on-federal-primers-for-223