Hi i recently read an articale in gun list by Ian on long range hunting where it stated they had taken a mule deer at 650yds with a 6.5-284 it just so happens that i just had one built rem 700 27'' pac-nor with a 1-8 twist i got into a new hunting lease this year and have a few places to do some lrh what bullet / powder combination would you recommend i currently have some 120 nbt ,130 accubond,s and 140a-max also thought about trying some berger 130 or 140 vld,s so far i have shot it 13 times loaded anywhere from 48-51 gr of H4350 with the 120 nbt during barrel break in with no pressure issues also what would be a maxium effective range with this round thanks justin,