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Martyr Anodes CMC09 Limited Clearance Shaft Anode with Stainless Steel Allen Head - Zinc

Manufacturer

Martyr Anodes

<h3>About Martyr Anodes</h3><p>When it comes to defending a vessel against galvanic corrosion, few names carry the authority of <strong>Martyr Anodes</strong>. A flagship brand within the <strong>CMP Group</strong>, Martyr has its roots in foundry operations that date back to the early 1900s in Vancouver, BC, growing from a local manufacturer into a globally recognized leader in marine cathodic protection. Today, the brand supplies boaters, commercial operators, and marine professionals worldwide with sacrificial anodes engineered to guard hulls, propellers, rudders, shafts, engines, and other submerged components from the relentless effects of corrosion.</p><h3>Three Alloys, Every Water Type</h3><p>What sets Martyr apart from competing anode manufacturers is its position as the only brand to offer all three protective alloys — zinc, aluminum, and magnesium — under a single product line. This matters because the correct alloy depends entirely on the water environment a vessel operates in. Zinc anodes are the classic choice for aggressive saltwater conditions, while aluminum anodes are preferred for saltwater and brackish environments, offering superior corrosion resistance with a reduced environmental footprint. Magnesium anodes are the go-to solution for freshwater use, delivering effective sacrificial protection without degrading too quickly. Whatever the operating environment, Martyr has an engineered solution to match.</p><h3>Military-Grade Manufacturing Standards</h3><p>Martyr does not cut corners on metallurgy. Every anode is pressure die-cast and manufactured to meet or exceed <strong>U.S. Military alloy specifications</strong>, using only high-purity metals. Each alloy batch is lab-tested with full certification and traceability available upon request. This rigorous quality management — operating under an ISO 9001 framework — ensures that each anode delivers consistent, long-lasting galvanic performance across a wide range of marine environments, from recreational pleasure craft to commercial vessels and naval applications.</p><h3>Anode Kits for Simplified Protection</h3><p>For boaters who want a complete, hassle-free maintenance solution, Martyr&rsquo;s <a href="/7452-martyr-anodes-anode-kits-200102">Anode Kits</a> offer pre-packaged sets engineered for specific engine models and boat types. Compatible with major marine engine brands including Yamaha, Mercury, Volvo, and MerCruiser, these kits take the guesswork out of corrosion protection and ensure every critical system receives optimal coverage in a single purchase.</p><h3>Sustainability at the Core</h3><p>Martyr and the CMP Group have made environmental stewardship a cornerstone of their mission. Traditional zinc anodes can contain cadmium, a metal that poses risks to aquatic ecosystems. Martyr actively advocates for the adoption of aluminum and magnesium alternatives that deliver equal or superior protection while minimizing harm to marine environments — embodying the brand&rsquo;s philosophy of &ldquo;Protect your boat, protect our waters.&rdquo; With over 1,000 anode types available and a catalog that fits virtually every major marine engine and boat model, Martyr remains one of the most comprehensive and trusted sources for marine corrosion protection in the world.</p>

Part Number

CMC09
06/03/2036 9:31 AM
Sale Price

$20.76

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Martyr Anodes CMC09 is a specialized limited clearance shaft anode designed for marine applications where space is at a premium. This compact zinc anode provides reliable galvanic corrosion protection for propeller shafts in tight installations where standard shaft anodes won't fit.

Key Features:

  • Limited clearance design fits in tight spaces between shaft and hull
  • Stainless steel allen head set screw for secure, low-profile mounting
  • Premium zinc alloy composition meets military specification MIL-A-18001K
  • Protects propeller shafts from galvanic corrosion in saltwater and brackish water
  • Easy installation with standard allen wrench
  • Manufactured to strict quality standards for consistent performance

Martyr Anodes are recognized as the industry standard for marine cathodic protection. This shaft anode should be inspected regularly and replaced when 50% depleted to maintain effective corrosion protection for your vessel's running gear.

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Great quality and and I received very quickly.

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Very nice and easy website

Fast and convenient!

Great

Thanks be getting more later

Great price on name brand parts. Quick shipping. Will use again for my next order of parts.

This was an easy transaction, keep me notified thoughout the entire shipment. Price is what got my attention in the first place. I will be back for future needs.

The item has not been delivered yet. But the email updates are great. And I found this much cheaper than elsewere.

Easy ordering and when i did have a question they answered right away! best price on the product too!

Easy to find items

fast shipping and great price!

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