IIRC, the Lee Web site has up-to-date the list about which primers are ok to employ. They now appear to solitary out FEDERAL exclusively: Prolonged many years ago I went to using CCI primers with the magnum variety. The only real exception is CCI bench relaxation primers for your 204 https://winchester200primersinsto85050.dm-blog.com/31930643/what-does-federal-primers-210m-mean