So now I want to go live fire
Parted off 3x 120 grain 257 bullets to around 60 grains
Sit them on 2.0 grains of trailboss
First shot low and sub sonic
Correct rear tang sight
Next 2 shots in the bull at 35m
So proof of concept with 3 or 4 cases made.
Turn out 25 serviceable cases
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