Sierra Marine Anodes 18-6156M

Sierra Marine anodes direct corrosion away from shafts, propellers, rudders, and drive parts, leaving the anodes to corrode, leaving other components untouched. They offer a large selection of zinc, aluminum, and magnesium anodes that screw-on or bolt-on. Water causes metal to corrode overtime. Inhibit corrosion with the protection of Sierra Marine anodes. Anode material and uses: * Zinc alloy anodes for salt water only * Aluminum alloy anodes for salt or brackish water * Magnesium alloy anodes for fresh water only