MARTYR CMR-2 Zinc Rudder Anode CMR02 13/16

( Brand: Martyr ), ( Manufacturer Part Number: CMR-2 ), ( Country Of Origin: China )

Review MARTYR Zinc Rudder And Trim Anode 13/16 Inch Diameter

Introducing the Martyr CMR-2 Zinc Rudder Annex, a crucial component for the maintenance and protection of your boat's rudder. This anode is specifically designed to prevent galvanic corrosion, which is a common issue in marine environments.

The Martyr CMR-2 Zinc Rudder Annex is a 13/16 inch (21mm) diameter zinc anode, designed to fit most standard rudder sizes. It is made of high-quality, pure zinc material, which is known for its superior ability to protect against corrosion. The anode is shaped as a cone with a flat bottom, ensuring a secure fit on the rudder stock.

This anode is easy to install, simply screw it onto the rudder stock using the provided screws. The cone shape allows for a good contact area between the anode and the rudder stock, ensuring optimal protection. The flat bottom also makes it easy to align the anode with the rudder stock, ensuring a proper fit.

The Martyr CMR-2 Zinc Rudder Annex is designed to sacrifice itself to protect the rudder and the boat. When the zinc anode is exposed to the electrolyte in the water, it will begin to dissolve, releasing zinc ions into the water. These ions will then bond with the impurities in the water, preventing them from bonding with and corroding the rudder or the boat.

This anode is a cost-effective solution for preventing galvanic corrosion on your boat's rudder. By investing in a Martyr CMR-2 Zinc Rudder Annex, you can save yourself from costly repairs and replacement of the rudder or the boat. The anode can be inspected periodically, and when it is fully consumed, it can be easily replaced.

In summary, the Martyr CMR-2 Zinc Rudder Annex is a high-quality, easy-to-install, and cost-effective solution for preventing galvanic corrosion on your boat's rudder. Its pure zinc material, cone shape, and flat bottom ensure optimal protection, and its sacrificial design allows it to save you from costly repairs and replacement.

The CMR-2 and CMR02 zinc rudder anodes from Martyr are commonly used in boating applications to prevent corrosion of the rudder. Here are some pros and cons of buying these anodes:

1. Effective corrosion protection: Zinc anodes are sacrificial anodes, which means they corrode instead of the boat's metal components. The Martyr CMR-2 and CMR02 anodes provide excellent protection against galvanic corrosion.

2. Easy installation: These anodes can be easily installed on the rudder or propeller with the use of the provided bolts and nuts. They can be replaced when needed without requiring professional assistance.

3. Long-lasting: Zinc anodes have a longer lifespan compared to other types of sacrificial anodes, such as aluminum or magnesium. The Martyr CMR-2 and CMR02 anodes are designed to last for up to 3-5 years, depending on water conditions.

4. Cost-effective: The cost of replacing these anodes every few years is more cost-effective than the cost of repairing or replacing damaged metal components on the boat.

1. Require regular maintenance: Zinc anodes need to be checked regularly to ensure they are still effective. When the anode becomes completely covered in corrosion, it needs to be replaced.

2. Environmental concerns: Zinc anodes release zinc ions into the water as they corrode. While this is not harmful to humans or most marine life, it can have negative effects on some sensitive species.

3. Limited size availability: The Martyr CMR-2 and CMR02 anodes come in specific sizes, and it is essential to choose the correct size for your boat. If the wrong size is used, it may not provide adequate protection.

In conclusion, the Martyr CMR-2 and CMR02 zinc rudder anodes offer effective corrosion protection for boats, are easy to install, and have a long lifespan. However, they require regular maintenance, have environmental concerns, and are limited in size availability.

If you own a boat and want to prevent corrosion, these anodes are an excellent investment. It is recommended to regularly check the anodes' condition and replace them when needed to ensure your boat remains in good condition. When purchasing, make sure to select the correct size for your boat to ensure adequate protection.

Details:

Up for sale is a new Martyr zinc rudder and trim tab anode part number CMR-2. The anode is 2 13/16 in diameter with stainless hardware.

part #: cmr2 prices

• $19.99-$28.99

specifications vesselveep:

• brand: Martyr
• manufacturer part number: CMR-2
• country of origin: China

shipping vesselveep:

• carrier: USPS
• type: Fixed
• service: USPS Ground Advantage
• class: Standard
• cost: $0.00
• transit: 3-8 Days

offer vesselveep:

• quantity: 1
• started: April 20, 2026
• options: Ship-to-home
• availability: In Stock
• sold: 0

general vesselveep:

• Parts Accessories > Boat Parts > Other
• condition: New

returns vesselveep:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

payments vesselveep:

• wallet: Google-pay
• credit card: Diners-club
• other

seller vesselveep:

• # reviews: 13362
• city: Mesa, Arizona
• rating: 100.0%

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