You have KingsBox Adjustable jammer arms and when you are adjusting them the jammer profile gets stacked on the floor? We have the solution for that.
The KingsBox Jammer arm Wheel attachment, is a simple and economic way to make your Adjustable Jammer arms work even smoothly.
The assembly is easy. You just need to tighten 2 bolts on every wheel and that's it.

Material: Steel and soft rubber