Hy guys...i want to make a R/D bow....i have some massaranduba and some ipe, and i wana use bamboo for backing this woods....i wass wondering, what thickness should have the belly strip??? and how long should i make it.... for a 44lbs bow...? my draw lenght is 29".....thks a lot....i have some ideeas but i wanted to ask u guys first...thks..