Zinc: For use in salt waterAluminum: For use in brackish waterMagnesium: For use in fresh waterLIMITED CLEARANCE SHAFT ANODE - WITH ALLEN SCREW (MARTYR ANODES)SKU: 6.28309E+11$47.89PriceQuantity*Add to CartFeaturesID2-1/2"OD5"Length1-1/2"
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