Patented pivoting handlebar risers mount on nearly any V-Twin with 1'' diameter handlebars and open mounting areaRisers can be positioned forward, backward or anywhere in between to allow the rider to truly customize the feel of their bikeBottom fits 1'' handlebar clamps 1'' bar clamp on the top sideEasy installation: remove current bar, place the stem of the risers where the bar was located previously then tighten it down place the handlebar in the top side of the risers and tighten all bolts down securelyConstructed from aircraft-grade aluminum (6061-T6)Made in the USAAlways check and confirm that your machine has adequate cable and brake line length before installing handlebar risers.