I have built one 6mmBR with 14" twist. The 65 gr Vmax stabilize fine. The 75 gr Vmax may shoot 0.2 moa, or they may keyhole. It is right on the edge. A little more muzzle velocity can make the difference.
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. -Ernest Hemingway The man who makes no mistakes does not usually make anything.-- Edward John Phelps
