Biltwell Murdock Pullback Handlebar Risers The Biltwell Murdock Pullback Handlebar Risers are designed for Harley offers exceptional stiffness and strength for high-speed and technical riding. Available in various rise heights and finishes, these risers provide a customized fit making them ideal for comfort and performance. Features: Available rise heights: 6", 8", 10", and 12" Black electroplate or mirror chrome-plated finish Investment-cast one piece steel top clamp 0.120-inch (3mm) wall x 1" O.D. 4130 chromoly uprights CNC lathe-turned mounting bases for stock and aftermarket tripple trees Mounting holes fit most stock and aftermarket H-D fork trees (all models with 3.5" center to center riser spacing) TIG welded Stainless-steel bar clamp hardware Complete with top clamps and top clamp bolts Fits 1" (25.4mm) handlebars 2" (50.8mm) pullback For use with 1/2"-13 riser bolts (riser bolts available here)