Aluminium Anode 72mm Disc for Trim Tabs & Rudders (pair)

A pair of brand new and packaged Aluminium Flange Anodes for Trim Tabs and Rudders etc. These anodes are manufactured by Performance Metals of USA and are made from high performance Navalloy which is specially formulated to provide maximum protection and longer life. It meets military specification MIL-A-24779 for material content. These anodes are suitable for all water types i.e. Salt, Brackish and Freshwater and are particularly required for the protection of aluminium trim tabs and rudders. Pack contents: Flange Anode 72mm dia x 13mm max height (x 2) Fitting screw (with Hex head) ADVANTAGES OF ALUMINIUM ANODES Voltage: Aluminium anodes generate a lower voltage (-1.1V) than Zinc (-1.03V) providing increased protection. Longer Life: Aluminium anodes will last between 30% and 50% longer than zinc. The Ampere Hour Capacity (AHC) per pound-weight of aluminium alloy is 1150 AHC compared to 368 for zinc. Lighter: Aluminium alloy is two and