Forget the Hellcrank, if you and he have all those resources.........MAKE ONE!..... Does not have to be super strong , just strong. 1/4-3/8 thick carbon steel or you have that 1" x 1/4" Stainless piece, right? Plasma, bend, weld, drill, fabricate mate, make peace in the family. Father and son project, aye? "Man the women, full speed ahead!"