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If you got the latest copy of G&A You most likely found the article on the 5.7x28- But the last page has loading data and covers 4 or 5 powder manufactures and bullet weights of 35 to 68 grains. here is the link to article. http://www.gunsandammomag.com/cs/Sa.../The+5.7x28+FN?packedargs=recid=1198098376868