{"product_id":"west-594","title":"Zinc Rudder Anode 5\" CMT-R04","description":"\u003cp data-start=\"103\" data-end=\"392\"\u003eThe CMT-R04 is a \u003cstrong data-start=\"120\" data-end=\"156\"\u003e5\" zinc rudder anode (R-4 style)\u003c\/strong\u003e designed to protect rudders and trim tabs from galvanic corrosion in \u003cstrong data-start=\"226\" data-end=\"252\"\u003esaltwater environments\u003c\/strong\u003e. This dome-shaped anode mounts directly to the rudder or trim tab and sacrifices itself to prevent corrosion of critical underwater metals.\u003c\/p\u003e\n\u003cp data-start=\"394\" data-end=\"543\"\u003eManufactured from high-purity zinc alloy, it provides reliable and consistent protection for inboard vessels. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"545\" data-end=\"548\"\u003e\n\u003ch3 data-start=\"550\" data-end=\"568\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"569\" data-end=\"882\"\u003e\n\u003cli data-start=\"569\" data-end=\"612\"\u003e\u003cstrong data-start=\"571\" data-end=\"610\"\u003e5\" diameter disc-style rudder anode\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"613\" data-end=\"660\"\u003eMarine-grade \u003cstrong data-start=\"628\" data-end=\"658\"\u003ezinc (saltwater optimized)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"661\" data-end=\"694\"\u003eDome profile for reduced drag\u003c\/li\u003e\n\u003cli data-start=\"695\" data-end=\"737\"\u003eBolt-on design with stainless hardware\u003c\/li\u003e\n\u003cli data-start=\"738\" data-end=\"829\"\u003eMeets or exceeds \u003cstrong data-start=\"757\" data-end=\"789\"\u003eMIL-spec corrosion standards\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"830\" data-end=\"882\"\u003eDesigned for long-lasting sacrificial protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"884\" data-end=\"887\"\u003e\n\u003ch3 data-start=\"889\" data-end=\"922\"\u003eApplication \/ Compatibility\u003c\/h3\u003e\n\u003cp data-start=\"923\" data-end=\"936\"\u003eDesigned for:\u003c\/p\u003e\n\u003cul data-start=\"937\" data-end=\"991\"\u003e\n\u003cli data-start=\"937\" data-end=\"948\"\u003eRudders\u003c\/li\u003e\n\u003cli data-start=\"949\" data-end=\"962\"\u003eTrim tabs\u003c\/li\u003e\n\u003cli data-start=\"963\" data-end=\"991\"\u003eFlat underwater surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"993\" data-end=\"1005\"\u003e✔ Common on:\u003c\/p\u003e\n\u003cul data-start=\"1006\" data-end=\"1072\"\u003e\n\u003cli data-start=\"1006\" data-end=\"1023\"\u003eInboard boats\u003c\/li\u003e\n\u003cli data-start=\"1024\" data-end=\"1058\"\u003eCruisers and sportfish vessels\u003c\/li\u003e\n\u003cli data-start=\"1059\" data-end=\"1072\"\u003eSailboats\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1074\" data-end=\"1085\"\u003e✔ Protects:\u003c\/p\u003e\n\u003cul data-start=\"1086\" data-end=\"1155\"\u003e\n\u003cli data-start=\"1086\" data-end=\"1103\"\u003eRudder plates\u003c\/li\u003e\n\u003cli data-start=\"1104\" data-end=\"1117\"\u003eTrim tabs\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1155\"\u003eAdjacent bonded underwater metals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1157\" data-end=\"1160\"\u003e\n\u003ch3 data-start=\"1162\" data-end=\"1196\"\u003eSerial Number Fitment Notice\u003c\/h3\u003e\n\u003cp data-start=\"1197\" data-end=\"1212\"\u003eAlways confirm:\u003c\/p\u003e\n\u003cul data-start=\"1213\" data-end=\"1295\"\u003e\n\u003cli data-start=\"1213\" data-end=\"1234\"\u003eDiameter (\u003cstrong data-start=\"1225\" data-end=\"1231\"\u003e5\"\u003c\/strong\u003e)\u003c\/li\u003e\n\u003cli data-start=\"1235\" data-end=\"1256\"\u003eThickness (~5\/8\")\u003c\/li\u003e\n\u003cli data-start=\"1257\" data-end=\"1295\"\u003eMounting hardware style and thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1297\" data-end=\"1358\"\u003eCorrect fit ensures proper electrical contact and protection.\u003c\/p\u003e\n\u003chr data-start=\"1360\" data-end=\"1363\"\u003e\n\u003ch3 data-start=\"1365\" data-end=\"1403\"\u003eWhen This Part Needs Replacement\u003c\/h3\u003e\n\u003cul data-start=\"1404\" data-end=\"1531\"\u003e\n\u003cli data-start=\"1404\" data-end=\"1441\"\u003eAnode is \u003cstrong data-start=\"1415\" data-end=\"1439\"\u003e50% or more consumed\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1442\" data-end=\"1468\"\u003eUneven wear or pitting\u003c\/li\u003e\n\u003cli data-start=\"1469\" data-end=\"1499\"\u003eLoss of material thickness\u003c\/li\u003e\n\u003cli data-start=\"1500\" data-end=\"1531\"\u003eRoutine haul-out inspection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1533\" data-end=\"1536\"\u003e\n\u003ch3 data-start=\"1538\" data-end=\"1562\"\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul data-start=\"1563\" data-end=\"1731\"\u003e\n\u003cli data-start=\"1563\" data-end=\"1607\"\u003eInstall on \u003cstrong data-start=\"1576\" data-end=\"1605\"\u003eclean, bare metal surface\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1608\" data-end=\"1639\"\u003eEnsure tight, even mounting\u003c\/li\u003e\n\u003cli data-start=\"1640\" data-end=\"1666\"\u003eDo not paint the anode\u003c\/li\u003e\n\u003cli data-start=\"1667\" data-end=\"1697\"\u003eInspect hardware regularly\u003c\/li\u003e\n\u003cli data-start=\"1698\" data-end=\"1731\"\u003eReplace before full depletion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1733\" data-end=\"1736\"\u003e\n\u003ch3 data-start=\"1738\" data-end=\"1779\"\u003eAlternate \/ Superseded Part Numbers\u003c\/h3\u003e\n\u003cul data-start=\"1780\" data-end=\"1914\"\u003e\n\u003cli data-start=\"1780\" data-end=\"1809\"\u003eCamp Company: \u003cstrong data-start=\"1796\" data-end=\"1807\"\u003eCMT-R04\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1810\" data-end=\"1831\"\u003eMartyr: \u003cstrong data-start=\"1820\" data-end=\"1829\"\u003eCMR04\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1832\" data-end=\"1867\"\u003eAluminum version: \u003cstrong data-start=\"1852\" data-end=\"1865\"\u003eCMT-R04AL\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1868\" data-end=\"1914\"\u003eMagnesium version available for freshwater\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1916\" data-end=\"1919\"\u003e\n\u003ch3 data-start=\"1921\" data-end=\"1945\"\u003eParts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"1946\" data-end=\"2113\"\u003eThis 5\" size is one of the \u003cstrong data-start=\"1973\" data-end=\"2011\"\u003emost common rudder\/trim tab anodes\u003c\/strong\u003e. The dome shape isn’t just cosmetic—it helps reduce drag while still giving full protection coverage.\u003c\/p\u003e\n\u003chr data-start=\"2115\" data-end=\"2118\"\u003e\n\u003ch3 data-start=\"2120\" data-end=\"2134\"\u003eShipping\u003c\/h3\u003e\n\u003cp data-start=\"2135\" data-end=\"2202\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43564134924324,"sku":"CMT-R04","price":48.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/CMR01ANODE.webp?v=1775080089","url":"https:\/\/marisolmarine.com\/products\/west-594","provider":"Marisol Marine Company","version":"1.0","type":"link"}