Use Garmin's cable grommets to cover installation holes that have been drilled into your boat.
Compatible Devices:
GDL 30/30A
GMR Series
GPSMAP Series
GSD Series
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Boat Outfitting
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to