Give your boat a streamlined look that will make you the envy of all of the other guys at the dock. This indash mount allows you to mount your Humminbird Onix 810 Sonar directly into the dash of your boat making it easy to access and aesthetically pleasing. Requires a 10-1/16 inchx4-15/16 inch mounting hole.

Fits:

Humminbird Onix 810