Zan 54gr .30

On range tomorrow got a M3 .30 700mm barrel and slug power kit fancy Zan 54gr any good starter FPS please. Also taking my M4 .22 800mm thinking 40gr or 34gr again any starting points for FPS.
Cheers in advance for any input
Simon
I had success with 54gr at 880fps.

34gr zan? Couldn't tell ya, but 34gr slugs from other brands in FX barrel, 930 to 1000fps
 
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