Perhaps the most versatile anode material, the specially formulated aluminum alloy used in these anodes is an ideal choice as it not only works better than zinc anodes in saltwater, it also protects your boat, outboards, and stern drive units in brackish water. If your boat is used in both salt and tidewater environments for extended periods, aluminum is the best all around choice.
All kits include all necessary anodes, fastening hardware, and installation instructions.
Note: all Martyr Kits come in color coded retail packaging to make selecting the proper zinc easy for your customer; aluminum is blue