This Seachoice Anode Kit is specifically designed for Mercruiser Bravo II (1989-Present) and Bravo III (1989-2003) outdrives. Made from aluminum, this anode kit is ideal for use in salt water environments. It is cadmium-free, making it an environmentally friendly option for protecting your boat's drive system from galvanic corrosion. Ensure compatibility with your specific model before purchasing.