{"product_id":"martyr-cmx09m-magnesium-streamline-shaft-anode-2in-194-cmx09m","title":"Martyr CMX09M Magnesium Streamline Shaft Anode – 2\" Shaft | Stainless Allen Screw | Freshwater","description":"\u003ch2\u003eMartyr CMX09M Magnesium Streamline Shaft Anode\u003c\/h2\u003e\n\u003cp\u003eThe correct sacrificial shaft anode for 2\" prop shafts in freshwater. Magnesium is the only alloy with sufficient electrochemical activity to protect your shaft in low-conductivity freshwater — zinc and aluminum anodes go passive in freshwater and provide little to no galvanic protection. The streamlined, hydrodynamic profile keeps drag to a minimum, and the stainless steel Allen head screw holds the anode firmly in place all season.\u003c\/p\u003e\n\u003cp\u003eThe 2\" shaft diameter is found on large inboard vessels, heavy twin-screw cruisers, commercial workboats, and trawlers operating in freshwater lakes and rivers.\u003c\/p\u003e\n\n\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2\" (51mm) diameter prop shafts\u003c\/li\u003e\n\u003cli\u003eFreshwater use only (lakes, rivers, reservoirs)\u003c\/li\u003e\n\u003cli\u003eLarge inboard and heavy twin-screw vessels\u003c\/li\u003e\n\u003cli\u003eCommercial workboats and trawlers in freshwater\u003c\/li\u003e\n\u003cli\u003eReplaces OEM shaft anodes on most standard 2\" shaft configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e CMX09M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 194-CMX09M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Magnesium alloy (sacrificial)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft Diameter:\u003c\/strong\u003e 2\" (51mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFastener:\u003c\/strong\u003e Stainless steel Allen head screw\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfile:\u003c\/strong\u003e Streamlined \/ hydrodynamic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Freshwater only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e ~370 g\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAlso Available In\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/martyr-cmx09-zinc-streamline-shaft-anode-2in-194-cmx09\"\u003eCMX09 – 2\" Zinc\u003c\/a\u003e (saltwater)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/martyr-cmx09al-aluminum-streamline-shaft-anode-2in-194-cmx09al\"\u003eCMX09AL – 2\" Aluminum\u003c\/a\u003e (saltwater \u0026amp; brackish)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdjacent Sizes – Magnesium\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/martyr-cmx08m-magnesium-streamline-shaft-anode-1-3-4in-194-cmx08m\"\u003eCMX08M – 1-3\/4\" Magnesium Shaft Anode\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/martyr-cmx10m-streamlined-shaft-anode-with-stainless-steel-allen-head-magnesium-194-cmx10m\"\u003eCMX10M – 2-1\/4\" Magnesium Shaft Anode\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/martyr-cmx07m-magnesium-streamline-shaft-anode-1-1-2in-194-cmx07m\"\u003eCMX07M – 1-1\/2\" Magnesium Shaft Anode\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\n\u003cp\u003eThe CMX09M is the right anode for any 2\" shaft running in freshwater — a specialty size found on large twin-screw inboards, commercial vessels, and trawlers that operate on inland waterways and Great Lakes routes. This is one of the rarest sizes in the magnesium shaft anode lineup and is almost never stocked at local marine retailers. Order well ahead of your haulout date.\u003c\/p\u003e\n\u003cp\u003eZinc anodes are frequently installed on freshwater commercial vessels by mistake, particularly when the vessel was previously used in saltwater or when a yard installs whatever is on hand. Zinc provides essentially no galvanic protection in freshwater — if you’re seeing corrosion on a freshwater vessel with zinc shaft anodes, switching to magnesium is the fix. For saltwater or brackish water, use the \u003ca href=\"\/products\/martyr-cmx09al-aluminum-streamline-shaft-anode-2in-194-cmx09al\"\u003eCMX09AL aluminum version\u003c\/a\u003e for coastal and mixed-salinity conditions, or the \u003ca href=\"\/products\/martyr-cmx09-zinc-streamline-shaft-anode-2in-194-cmx09\"\u003eCMX09 zinc version\u003c\/a\u003e for open-ocean saltwater.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":50999094116388,"sku":"194-CMX09M","price":64.59,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/194-CMX03_26f7a12e-38b2-4a4d-b3c3-ac8a67ab7022.jpg?v=1782799317","url":"https:\/\/marisolmarine.com\/products\/martyr-cmx09m-magnesium-streamline-shaft-anode-2in-194-cmx09m","provider":"Marisol Marine Company","version":"1.0","type":"link"}