Originally Posted By: DANNY-LMy 16" with 55gr hornady sp
25.6 benchmark 2900fps
25.3 imr8208 2851
Both of these gave me almost identical groups,with about an inch difference in poi. (low left with 8208) with benchmark being zero. I use 8208 for the so-callled temp. stable.
They are both temperature stable... you can pick the one you like and stick with it.
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