I'm currently shooting 28 Cabelas Stalker Extremes (Beman ICS Hunters, 8.4 gpi) with 4 inch vanes and 100 grain heads. I want to change my arrow to a 125 grain head w/ wraps and 4" feathers. Would my FOC be ok w/ the new setup? Would it be better than the old arrow? Thanks in advance for the help.