Handlebar Clamp - BlackCaracteristicas: Joker's upper handlebar riser clamp is an easy way to give your bike a racer look Replaces your stock H D Nightster's top clamp with the built in "speedometer ring" mount a perfect bar clamp solution when using Joker's speedo sidemount assembly Fully CNC machined racing styled design is made from solid 6061 T6 bar stock for maximum strength Fit 1" diameter handlebars For models with 3 1 2" on center and offset mounting holes For use