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45 colt 255 gr swc 40 gr 777 no wad ?
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August 8, 2010, 07:22 PM
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wittzo
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Join Date: February 10, 2010
Posts: 95
Knock it back to 30 grains. That should give you contact with the powder with minimal compression. 777 is 15% more powerful in volume than regular BP or other substitutes and it's bad mojo to compress it in a cartridge.
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