Zinc Trim Tab Anode. 15 HP, 20 HP, 25 HP. 9.9 HP, 15 HP (2001–2006). 13.5 HP, 15 HP – International models (0P075166 & Up). Material: Zinc (for saltwater use). SeaPro models (15–25 HP). Force 25 HP. Mounts under the anti-ventilation plate.
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