Re: best 7mag powder
Buff, i have always heard that the IMR powders provided awesome accuracy, but i was also told that they are temperature sensitive which will not work for me, it is 40 degrees in flagstaff, but 70+ down where i hunt in tucson. have you noticed anything like this with IMR?
77" coues buck, last day 571 yards. .257 Wby. 115 VLD