1 thought on “300AACBlackout06OCT2010”

  1. Im running 10 G of A 1680 with 245 G Missouri Bullet lead slugs CCI 400 primers COL 2.070 FPS was 2045 Way more than I expected. I’m trying for Subsonic around 1000FPS. What am I doing wrong. Do I need to jump down to 8G of 1680?

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