{"product_id":"aluminum-streamline-shaft-anode-1-3-4-cmt-x08al","title":"Aluminum Streamline Shaft Anode 1-3\/4\" | CMT-X08AL","description":"\u003ch2\u003eAluminum Streamline Shaft Anode – 1-3\/4\" | CMT-X08AL\u003c\/h2\u003e\u003cp\u003eProtect your propeller shaft from galvanic corrosion with this streamline-profile aluminum sacrificial anode. The hydrodynamic teardrop shape reduces drag compared to standard collar anodes, making it a smart choice for performance-conscious boaters who don’t want to sacrifice protection for speed. Sized for 1-3\/4\" shafts and secured with stainless steel Allen screws for a solid, rattle-free fit.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAluminum alloy construction — correct choice for brackish water and freshwater environments\u003c\/li\u003e\n\u003cli\u003eStreamline (teardrop) profile reduces underwater drag versus round collar anodes\u003c\/li\u003e\n\u003cli\u003eFits 1-3\/4\" propeller shafts\u003c\/li\u003e\n\u003cli\u003eSecured with stainless steel Allen screws — included\u003c\/li\u003e\n\u003cli\u003eSacrificial protection — corrodes preferentially to protect shaft, cutlass bearing area, and running gear\u003c\/li\u003e\n\u003cli\u003eSplit-collar design for easy installation without removing the propeller\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest use case:\u003c\/strong\u003e The CMT-X08AL is the right anode when your vessel operates primarily in brackish or freshwater — aluminum anodes outperform zinc in low-salinity conditions and are the preferred choice for Great Lakes, coastal inlets, and river boating. The streamline profile is especially well-suited to sailboats and powerboats where shaft drag matters. Replace when the anode has consumed approximately 50% of its mass — don’t wait until it’s gone. For smaller 1\" shafts, see the \u003ca href=\"\/products\/8131577872420\"\u003eAluminum Streamline Shaft Anode 1\" (CMT-X03AL)\u003c\/a\u003e. For saltwater applications where zinc is preferred, see the \u003ca href=\"\/products\/8131578200100\"\u003eZinc Streamline Shaft Anode 1-1\/2\" (CMT-X07)\u003c\/a\u003e. For magnesium anodes suited to freshwater-only use, see the \u003ca href=\"\/products\/11062235267108\"\u003eSeachoice Magnesium Streamline Shaft Anodes\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e CMT-X08AL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum alloy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfile:\u003c\/strong\u003e Streamline (teardrop)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft Diameter:\u003c\/strong\u003e 1-3\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFastening:\u003c\/strong\u003e Stainless steel Allen screws (included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest environment:\u003c\/strong\u003e Brackish water and freshwater\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43564137021476,"sku":"CMT-X08AL","price":16.96,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/images_8b3bfaaf-3922-464c-885c-129f6004f692.jpg?v=1784870770","url":"https:\/\/marisolmarine.com\/products\/aluminum-streamline-shaft-anode-1-3-4-cmt-x08al","provider":"Marisol Marine Company","version":"1.0","type":"link"}