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CMT21M

MAGNESIUM HULL ANODE CMT-21 (Medium teardrop Bolt-on anode)

Availability: Stock Qty: 0
$40.89 (excluding GST)
Or, 4 easy payments of $11.76 (including GST) with Buy CMT21M with Afterpay.
Details:
Product Group: Anodes
Product Sub Group: Hull Anodes
Product Sub Group 2: Teardrop
Product brand: Martyr
Environment: Fresh Water Only

Description:

CMT21M - Magnesium Anode - for fresh water only. Not recommended for salt or brackish water.
Dimensions:
Length: 127.00mm (5.000in)
Width: 50.80mm (2.000in)
Depth: 20.32mm (0.800in)
Categories: Hull Anodes, Teardrop Anode, Martyr Anodes

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Questions & Answers

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Aluminium anode NZ supplier

Aluminium Anodes are for use in salt and brackish water. Performs better, protects longer than Zinc. Alloy is manufactured to meet or exceed US Military Specification (MIL-DTL-24779C(SH)).

Zinc anode NZ supplier

Zinc Anodes are for use in salt water. Not recommended for use in fresh water. Alloy is manufactured to meet or exceed US Military Specification (MIL-DTL-18001L).

Magnesium anode NZ supplier

Magnesium Anodes are ONLY for use in fresh water. Not recommended for use in salt or brackish water. The only alloy proven to protect your boat in fresh water. Alloy is manufactured to meet or exceed US Military Specification (AZ91D).

Martyr Anodes provide high-quality, low-cost marine cathodic protection for boats, motors, outboards, sterndrives and marine structures.

Promt Parts have partnered with Martyr, the only manufacturer that offers anodes in all three alloys to protect your boat from corrosion in salt water, brackish water, and freshwater.

Martyr anode NZ supplier

Often called “Boat Zincs”, Martyr Anodes are made of a specialized alloy using only high purity metals. Martyr anodes are pressure die-cast and manufactured to strict quality standards and are guaranteed to be manufactured to US Military Alloy Specifications. Martyr manufacture sacrificial zinc anodes, aluminum anodes, and magnesium anodes, all of which are proven to prevent boat corrosion. Martyr anodes protect outboard motors, sterndives, hull plates, rudders, propellers, shafts, shaft brackets, engines, and rudders.

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MAGNESIUM HULL ANODE CMT-21 (Medium teardrop Bolt-on anode)
MAGNESIUM HULL ANODE CMT-21 (Medium teardrop Bolt-on anode)