Can I use data for the 223 rem. for a 6x45 if I stick to same weight bullets or bullets a few grain lighter? :confused:
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Can I use data for the 223 rem. for a 6x45 if I stick to same weight bullets or bullets a few grain lighter? :confused:
As long as you drop the 10% and work up, you should not have any problem. You could possibly do the same with the 6mm TC/U data.
Thinking of 75 gr bullets in the 6x45.
Hodgdon has 6x45 data on their site.