Mercury - Transom Bracket Anode Corrosion Protection Series Aluminum 8M0057772. Overview. Any boater who's kept a motor in the water long enough knows corrosion isn't just some far-off concern - it's a slow, silent enemy. That's why having the right anode in the right place matters more than most people realize. The Quicksilver 8M0057772 Aluminum Transom Bracket Anode is one of those small, dependable pieces that quietly protects the heart of your engine day after day. When it's installed and do