Kuhn 50000900 is the self-lock screw+adhesive Clinton Tractor supplies for this application. It is listed as fitting 371 Kuhn models.
What 50000900 fits
This self-lock screw+adhesive covers 371 Kuhn models. Commonly ordered for the HRB453DR, HRB503DR, HR4503DR. If your machine isn't listed, check the serial number before ordering.
























