Mercury - Aluminum Anode Kit Bravo Three Series Corrosion Protection 888761K02. Overview. If you've spent enough time on the water, you know corrosion doesn't make a grand entrance - it works slowly, quietly, and always out of sight. That's why having the right anodes in place feels like putting a trusted guard on duty. The Mercury Marine part number 888761K02 Aluminum Anode Kit gives your Bravo Three drive the protection it needs so you can launch with confidence every time. Whether you're easi