Originally Posted by MarineHawk
Originally Posted by navlav8r
I bought my 7mm Wby in ‘81 and it shoots 175 gr Partitions very well with IMR 7828.


Interesting. Is that a 1:10" twist?



I’ve never measured it but it’s whatever the factory used at that time. That’s why I mentioned the time frame. BTW it was Japanese made Mk V that I bought while I was stationed in Japan.

NRA Life,Endowment,Patron or Benefactor since '72.