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I sent you a pm in case the O.P. isnt interested in your brass.I have around 400 pieces of Peterson brass if your interested. Getting rid of the gun so might as well. I don't need the 300wm brass. Got lots of it. I've tried both in the big magnums and switched all to Peterson except the RUM's.
Pm sent.TTT -Willing to sell the 300 WM brass outright. Lot of 3, $270 includes shipping.