I am working up some loads with this bullet combo for my AR 10s.
I am using prepped (Full resize, tumbled, anneal, primer pockets trued up) L/C brass and CCI BR-2 primers.
The RAMSHOT load data list 43.4 grains of TAC as the heaviest load with 175 SMKs.
I have backed off to 43.2 grains in...