Quote:
Originally Posted by fatrack
Hey 378,
Hodgons lists 104 grains as max load for the Lapua and you using 109.5? What powder and how much to get 3000 plus on your Weatherby?
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Yes this is correct on the first statement. It is not a regular Lapua. This is a custom built Lapua Improved using a TAC 338 Stiller action and 29 inch barrel, thus the extra strength reguired to get the 300 grain SMK to go up to 3200 fps. I believe if you scroll back Rick explains all this on some of the earlier posts. The Mark V action is plenty strong but I don't know if it could go up to 3200 fps with a 300 grain SMK. (way over pressure)I wouldn't want to pull the trigger on that load using that Mark V Bee action. I've run over 2900 fps with my 378 Mark V action bee shooting .375 cal -300 grain TSX flat base and more accurately than the .338 shooting 300 grain SMK. Fatter bullets seem more consistent but not so good for long range.