I don't think my 308 can even get close to these velocities no matter what powder I'd but in it.Usually about 2700fps or so is the best I can get in it.
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~Molɔ̀ːn Labé Skýla~
As Bob Hagel would say"You should not use a rifle that will kill an animal when everything goes right; you should use one that will do the job when everything goes wrong."Good words of wisdom...............