Re: .243 win, AMAX versus Matchking...
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green 788 ,
What velocity are you getting with 48.5 gns of Retumbo and the 105 A Max ?
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I was going to ask the same thing because I have found that using powders slower than IMR7828SC cause vel. decrease. The 243 case just isn't big enough to use the slower powders
.270 Ackley improved 29 inch 1.250 dia. target barrel 7mm STW 28 inch 1.250 target barrel. I also love my .458 mag for varmints and the biggest game in the world.