Fremont - in my former 20" Syn/Matte M70, I was using 139...

Again I refer to this:


http://www.reloadersnest.com/detail.asp?CaliberID=43&Powder=Hodgdon+Varget&LoadID=8760

As to the 308......someday smile

Perhaps its a .435 for a 150AB vs .485 for a 140AB in 7mm....
Not that the diff in downrange is substantial, not run the #s but the 130 TTSX option does warrant consideration given 3k mv and that MUCH work in the field is this side of 1/4 mile.