Acquired two distinctive a great deal of 500 rnd.223 American Eagle just one had large LC head stamp and just one 500 rnds experienced a smaller LC head stamp but the two were void on the Nato Cross and crimp, primers slid in and bottomed no issue Insert to quote https://rafaelnczlh.tribunablog.com/a-simple-key-for-federal-champion-210-large-rifle-primers-unveiled-46304281