Performance Metals Mercruiser Bravo 3 (2003 Earlier) Prop Anode Retrofit Kit - Aluminum [10195A]Mercruiser Bravo 3 (2003 & Earlier) Prop Anode Retrofit Kit Aluminum Kit of anodes for a prop anode retrofit for older Bravo 3 (2003 and older) outdrives. It provides additional corrosion protection for the older drives. Performance Metals Navalloy aluminum anodes are manufactured to the military specification MIL DTL 24779 and are suitable for use in all water types salt, brackish, or fresh. Includes: Prop anode Replacement brass nut Mounting