This magnesium Seachoice Mercury Bravo One Anode Kit provides a Mercury Bravo One outboard with excellent corrosion protection and is designed for use in fresh water. These cadmium-free and environmentally-friendly components conform to Mil-Spec A-21412(SH). Components included in the kit are an anode plate for the top of the ventilation plate, a skeg for the ventilation plate, two collar anodes for the trim rams, an anode collar between the prop and gear housing, and 18 of the 8/304 Stainless Steel screws for sure installation. Seachoice is committed to delivering quality marine accessories and OEM replacement parts to satisfy fishing, boating and watersports enthusiasts worldwide. Seachoice is run for and by boaters, offering a wide-ranging product line while remaining affordable.