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300 ultramag reloading 165grain bthp gameking
motoman
Member Posts: 2 ✭✭
I want info on 300 ultramag with 165 g bthp gameking.. with alliant rl 25 powder.. what amount of 25 powder to use? for min load safely & max load safely with speed specs.. all comments welcome... I know of heavier bullets & loads but would like info on loads with the 165 bthp sierra gameking thanxs
Comments
they have some information there