Northern Shooter
AH fanatic
Well since your 470 is 4 cartridge classes greater than your 9.3 (0.458, 0.423, 0.416 & 0.375), why not continue that “spread” another 4 classes down?
I believe that puts you in the 7mm/ 0.284 class (0.358, 0.338, 0.323, 0.308).
I believe that puts you in the 7mm/ 0.284 class (0.358, 0.338, 0.323, 0.308).