This Martyr brand Anode is a must-have for any boat owner. It is designed to protect your outboard engine from corrosion and ensures its longevity. The Anode is made of high-quality materials and is built to last. The FRIGO-Boat ZINC Anode is compatible with most outboard engines and is easy to install. It comes with a manufacturer part number CM51525Z and is a perfect fit for your boat. Don't miss out on this opportunity to extend the life of your boat's engine.