"Ackley Improved" means my 6.5-06 cartridges with their .25-06 headstamp will not chamber in a .25-06 rifle.  The performance boost is nice, too.
Coyote Hunter - NRA Patriot Life, NRA Whittington Center Life, GOA, DAD - and I VOTE!
No, I'm not a Ruger bigot - just an unabashed fan of their revolvers, M77's and #1's.
A good .30-06 is a 99% solution.
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