How Do I Replace The Riser Bushings On My Honda Shadow? FIX THE FLEX!
So the riser bushings on your Honda Shadow are loose and allow your bars to flex back and forth. Here's how to remedy the issue:
The bushing in the top clamp ends up wearing out after a while and you can't replace them, per se. Easy solution: get a drill bit, drill it out and solid mount your risers. You can use stock or after market risers. TJ explains in the video.
You can also see this process in the how-to video - How to Install Deca Risers on Honda Shadow