Joker Machine Upper Handlebar Top Clamp 03-852B Jokers upper handlebar riser clamp is an easy way to give your bike a racer look Replaces your stock H-D Nightsters top clamp with the built-in speedometer ring mounta perfect bar clamp solution when using Jokers speedo sidemount assembly Fully CNC machined racing-styled design is made from solid 6061 T-6 bar stock for maximum strength Available in hard black anodized, clear anodized and chrome finishes Fit 1 diameter handlebars