300 WSM head space
- Thread starter linnis
- Start date
Preacher
Gold $$ Contributor
Headspace is measured from the case head to the center of the shoulder, no matter what the caliber...
No SAMMI specs for the 416 WSM that I know of.....
" IF " all your doing is necking up to 416, I don't see headspace as a problem as long as it chambered correctly....
No SAMMI specs for the 416 WSM that I know of.....
" IF " all your doing is necking up to 416, I don't see headspace as a problem as long as it chambered correctly....
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