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MARTYR CMR03M Magnesium Shaft & Rudder Anode, 3-3/4" | Sacrificial Anode for your Rudder, Corrosion protection for your boat in FRESH water
5.0 (145 items)
Limited Time SaleUntil the end
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$15.86 cheaper than the new price!!
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New $26.44
Product details
| Management number | 247705363 | Release Date | 2026/08/16 | List Price | $10.58 | Model Number | 247705363 | ||
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- PREVENT COSTLY MARINE CORROSION DAMAGE: Protect propellers, hull plating, and underwater components from galvanic corrosion. Stop pitting, metal loss, and costly repairs with reliable protection for boats in saltwater and freshwater environments.
- FRESHWATER CORROSION DEFENSE: Magnesium anodes offer higher driving voltage for effective protection in low-conductivity freshwater, safeguarding hulls, prop shafts, and critical boat components
- SOLD AS A COMPLETE PAIR: Includes two precision-cast sacrificial anodes with stainless steel bolt and nut hardware for secure installation on both sides of the rudder or trim tab, providing balanced corrosion protection.
- TRUSTED MARINE BRAND, ISO 9001 MANUFACTURING: Martyr produces zinc, aluminum, and magnesium sacrificial anodes using a certified ISO 9001 process for consistent quality, reliable corrosion protection, and dependable replacement intervals.
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