Jacoby Jumper Green jump cue has a green stained curly maple handle with finger groove at the joint for a 'darting' technique and a bell at the end for a 'stroking' technique. The shaft has a stiff taper with a 13mm G-10 phenolic tip and a 3/4" brass ferrule. The total length of the cue assembled is 41", consisting of a 29" shaft and 12" butt. The length of the butt including 10 thread pin and bumper is 13.5". Jumper has a radial pin as well as a weight system to enhance the shot.