Лук та стріли

I made this bow and arrow using only primitive tools and bow is m (55 inches) long and shoots 60 cm (2 feet) long arrows. I don’t know the draw weight - safe to say greater than 15 kg (35 pounds) perhaps? The stave was made from a tree that was cut with a stone axe and split in half with a stone chisel. I don’t know it’s name but it’s common here and is the same wood I use for axe handles. One half was used for the bow and was cut to a length of m (50 inches). The limbs of the bow we