My Account
Shopping Cart

Martyr Anodes CMX05A 1-1/4" Shaft Anode Extra Heavy Duty 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

CMX05A
06/03/2036 9:32 AM
Sale Price

$12.94

In Stock (10+)

delivery box

Usually delivered within 2 days

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Martyr Anodes CMX05A is a streamlined extra heavy-duty zinc shaft anode designed for 1-1/4" diameter propeller shafts. This sacrificial anode provides superior corrosion protection for your vessel's running gear in saltwater and brackish water environments.

Key Features:

  • Extra heavy-duty construction for extended service life
  • Fits 1-1/4" diameter shafts
  • Streamlined design minimizes drag and vibration
  • Secured with Allen screw for easy installation and removal
  • High-quality zinc alloy protects expensive underwater metals
  • Prevents galvanic corrosion on propeller shafts, struts, and rudders

Martyr is the only manufacturer that meets or exceeds all military specifications for sacrificial anodes, ensuring reliable protection for your marine investment. Regular inspection and replacement of shaft anodes is essential for maintaining proper corrosion protection.

i will let you know when i receive. i like the feel of the cream but do not care for the smell.

Arrived quicker then anticipated. Everything was quick and easy plus the set was cheaper than anyone else.

Easy to order and great prices

CHEAPEST PRICES

You have what I need.

Easy checkout, great price

Great place to do business with! Exactly what I ordered for a great price and even showed up 3 days early. You can not ask for anymore than this!!!!!

Excellent Customer Service, returned an incorrect item immediately and helped me to get the correct one asap.<br><br>Thanks Autoplicity for doing the right thing always!!!

Lowest pricing. very simple process from start to checkout. A+++

The web site could use some updating or either there is a Glitch somewhere. I had to call to check on my order but it was already being shipped. They were on he ball, I just believe they are having computer troubles. Autoplicity had the best price I could find On my Bully Dog. Thanks Again!!

I did a pretty extensive search looking for a good price on a specific set of Autogage gauges. They had the best price and were in stock with quick notification of shipment. Order # 27510 should be here soon so I can finish my project. Would so business with again.

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy