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mikld · December 30, 2013, 11:57 AM

You need to slug the barrel. SAAMI dimensions are different for rifle vs. handgun in .44 magnum, with rifle groove diameters up to .431". Size/purchase bullets that are at least .432" or, about .001"-.002" over the groove diameter of your barrel, for a non-leading load...

December 30, 2013, 11:57 AM	#4
mikld Senior Member Join Date: February 7, 2009 Location: Southern Oregon! Posts: 2,891	You need to slug the barrel. SAAMI dimensions are different for rifle vs. handgun in .44 magnum, with rifle groove diameters up to .431". Size/purchase bullets that are at least .432" or, about .001"-.002" over the groove diameter of your barrel, for a non-leading load... __________________ My Anchor is holding fast! I've learned how to stand on my own two knees...