Product Description
Trim Tab Anode Magnesium
Honda 41107-ZW1-003ZA
Mercury 31640, 31640A1, 31640Q4,
MerCruiser 31640, 31640A1, 31640Q4,
Sierra 18-6241, 18-6011
Zinc is for saltwater only applications. Magnesium is for fresh water only applications. Aluminum is for brackish water or salt water environments
