Name: Martyr Anodes, CMR03AL, Aluminum Rudder & Trim Tab Anode with Allen Screw – Marine Boat Sacrificial Anode for Saltwater & Brackish Corrosion Protection
Brand: Martyr
SKU: 90981032
Price: 43.17 EUR
Availability: InStock
Rating: 4.615384615384615 (13 reviews)

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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€ 43.17

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In stock

Sold byAmazon SpainDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🛥️ Stay ahead of corrosion—protect your ride like a pro!

EFFORTLESS INSTALLATION WITH ALLEN SCREW - Designed with a secure Allen screw fastener for quick, reliable mounting—no hassle, no downtime.
PRECISION ENGINEERED FOR ULTIMATE DURABILITY - Crafted under strict ISO 9001 standards to ensure flawless performance and longevity.
TAILORED ALLOY PROTECTION FOR EVERY WATER TYPE - Choose from Zinc, Aluminum, or Magnesium alloys to match saltwater, brackish, or freshwater environments perfectly.
TRUSTED BY SAILING PROS AND BOATING ENTHUSIASTS - Ranked #12 in Sailing Hardware with a stellar 4.6-star rating—join the community safeguarding their boats with Martyr.
MAXIMIZE VESSEL LIFESPAN WITH LOW COST CATHODIC PROTECTION - Protect your investment by preventing corrosion on iron, steel, aluminum, and magnesium components.

Martyr Anodes CMR03AL is a premium aluminum sacrificial anode designed for rudder and trim tab corrosion protection in brackish and saltwater environments. Manufactured with ISO 9001 precision diecasting, it offers tailored alloy options and easy installation with an Allen screw, ensuring maximum durability and cost-effective cathodic protection for marine vessels.

Specifications

ASIN	B003E1UHOQ
Best Sellers Rank	#109,038 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #22 in Sailing Hardware
Brand	MARTYR
Color	silver
Compatible Groove Diameter	3.75 Inches
Customer Reviews	4.6 out of 5 stars 155 Reviews
Drive System	""
Exterior Finish	Zinc
Fastener Size	5/16'' x 1-1/2''
Fastener Type	Screw
Finish Types	Uncoated
Global Trade Identification Number	00628309127855
Head Style	Trim
Head Type	Flat
Included Components	Aluminum Rudder / Trim Tab Anode with Allen Screw
Item Diameter	3.75 Inches
Item Dimensions	11.63 x 7 x 5 inches
Item Weight	0.56 Pounds
Item dimensions L x W x H	11.63 x 7 x 5 inches
Manufacturer	Martyr
Material	Aluminum
Material Type	Aluminum
Maximum Shear Strength	2,700 psi
Metal Type	Aluminum
Model	CMR03AL
Number Of Items	1
Number of Pieces	1
Part Number	CMR03AL
Point Style	Hex Point
Screw Head Style	Trim
Screw Point Style	Hex Point
Set Screw Thread Type	UNC or UNF
Size Name	0.5" x 3.75" x 0.34"
Thread Class	2A
Thread Coverage	""
Thread Size	""
Thread Style	""
Thread Type	Unc Or Unf
UPC	628309127855
Unit Count	1.0 Count
Warranty Description	90 days

Reviews

J**S

11.08.2025

N**K

5.07.2025

K**C

25.04.2025

G**N

19.12.2021

J**L

20.02.2023

F**N

2.04.2022

L**A

6.05.2022

J**N

8.06.2022

Z**E

16.06.2025

A**2

29.05.2025

B**W

18.04.2019

A**Y

6.12.2016

R**T

2.10.2022

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Buy anything from 5,000+ international stores. One checkout price. No surprise fees. Join 2M+ shoppers on Desertcart.

€ 43.17

Duties & taxes included

In stock

Sold byAmazon SpainDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Spain.

Secure transaction

ProDesertcart PRO

Fast, free shipping, member pricing & priority support.

Join PRO →

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

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Good experience, but the tracking updates could be better.

2 months ago

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Martyr Anodes, CMR03AL, Aluminum Rudder & Trim Tab Anode with Allen Screw – Marine Boat Sacrificial Anode for Saltwater & Brackish Corrosion Protection

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Details

Description

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Reviews

Common Questions