From Planting Products
The HitchSaver is a tough little ring made for abuse. It reduces friction between the implement and the drawbar, greatly extending the life of your expensive draw bar.
Made from UHMW, Lundell Plastics’ HitchSavers are industrial strength and easy to use. Simply drop it onto your drawbar and you’re ready to go.
The HitchSaver prevents metal to metal friction between your hitch and the attachment. With its economical cost, it is cheap insurance for your drawbar.