Originally posted by PEARL DRUMS: If wood species doesn't matter than neither does the width your concerned about.
Originally posted by PEARL DRUMS: Osage and yew are good at 1 3/8, ash is good at 2", hickory is good at 1 3/4", black locust is good at 1 5/8. I cant tell you if 1.5" is good enough on your bow if you don't tell me what kind of wood you're using. Laminated or not, it matters.