There are many styles in the use of the bo. It is excellent for close range or long range combat techniques, depending on where the hands are positioned. America Martial Arts Supply offers these selected hardwood bos in two styles: a straight bo with a 1 1/8'' diameter and a tapered bo that tapers from 1 1/8'' diameter in the center to 3/4'' diameter at each end. HISTORYThe Bo Staff has been used throughout the world since the beginning of recorded history. It is believed that the staff was originally used as a support to balance containers across the shoulders and then eventually evolved into a weapon. The Bo Staff is rigid and offers excellent defensive and offensive capabilities.