Extended several years in the past I went to the use of CCI primers with the magnum selection. The only exception is CCI bench rest primers for that 204 Ruger. Hence I've just one large rifle primer, just one small rifle primer and only large and small magnum pistol primers https://angeloprpxw.blog-ezine.com/31950978/the-ultimate-guide-to-federal-gm205m-primers