N560 is a good powder in 280AI. I found 59.5gn for 2930fps was about top for brass reloading life. Have been very impressed by the RE26 SD's - single digit in 243, 260AI as well.
N560 is a good powder in 280AI. I found 59.5gn for 2930fps was about top for brass reloading life. Have been very impressed by the RE26 SD's - single digit in 243, 260AI as well.
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