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Martyr Rudder/Trim Tab Zinc Anodes
Rudder/Trim Tab Zinc Anodes
Martyr Zinc anodes for rudders and trim tabs are disc shaped plates of zinc designed to minimize corrosion around your boat's metal rudders and trim tabs. Select from a variety of sacrificial zincs ranging from 1-7/8 inch to 6-1/2 inch diameter by referring to the chart below.
| Zinc Part # | Diameter | Thickness |
| CMR01 | 1-7/8 inch | 1/4 inch |
| CMR02 | 2-13/16 inch | 1/2 inch |
| CMR03 | 3-3/4 inch | 1/2 inch |
| CMR04 | 5 inch | 5/8 inch |
| CMR05 | 5-1/8 inch | 7/8 inch |
| CMR07 | 6-1/2 inch | 7/8 inch |