ORIGINAL: KodiakArcher
Since I'm shooting a 29" .340 A/C Superslim out of both my single cam and binary cam bows at 70# with a 125 grain head, I'm going to vote that the 28" .340 with a 100 grain head will be plenty stiff.
My thoughts exactly Rob! I shot .400 out of my 70# Allegiance at 27.25" long (28" draw)
Dan