This Camp Barrel Collar Zinc Anode is a must-have for any boat owner who wants to ensure their sterndrive motor is running smoothly. Made by a trusted brand, this anode is designed to fit a 3/4" shaft and is perfect for those who want to upgrade their boat parts. With a manufacturer part number of X1, this anode is a high-quality replacement part that is built to last. It is ideal for use on all types of sterndrive motors and is easy to install. So, whether you're a professional boater or a weekend warrior, this Camp Barrel Collar Zinc Anode is a great choice for anyone who wants to keep their motor running at its best.