Martyr Zinc Propeller Nut Anode H Style Replacement CMT-PNZH

Martyr zinc sacrificial propeller nut replacement anode (part #CMT-PNZH / PN-H-ZN), H-style pattern. Replacement anode only not the complete prop nut assembly. Mounting screw sold separately. Fits the H-style prop nut anode position on compatible shaft installations. Zinc alloy construction for saltwater galvanic corrosion protection of the propeller shaft end and prop hub. Replace when the anode is 50% or more consumed, pitted, cracked, or loose. Install on a clean bare-metal surface; do not paint the anode. Verify fitment by matching the installed H-style prop nut assembly and anode pattern before ordering. Cross-references: CMPNZH, PN-H-ZN, 2556, HH, PROPNUT-H.