Got a buddy who wants a longbow, he's huge...6'5" with a 31" draw. He shoots a Grizzly recurve but wants to give primative a go. So. I'm thinking 72" NTN with a 9" riser/2" fades. Ive got a killer white oak board that's screaming to be a bow, so I'll use that. I want to get 60 out of it...doable?