Kuryakyn Large ISO Pegs With Mounts and 1-1/4" Magnum Quick Clamps.
With the trusted Magnum Quick Clamp, install on any round tubing (frames or engine guards). Keep in mind that the footpeg itself will end up perpendicular to the bar to which it is mounted..
Fitment
Multi-Fit: 1-1/4" Engine Guards or Tubing