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Martyr Zinc Propeller Shaft Anode 38mm

Cat.No:  1174

Availability: In stock

RRP: $28.90

our price $26.95
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Imperial shaft sizes. come complete with s/s bolts and nuts to fasten to your shaft (slot head)

  • Shaft Dia: 1 1/2"
  • Length: 2 1/2"
  • Weight: 0.61kg
  • Bolts: 2
  • 100% circular radius
  • Interlocking halves
  • Extra alloy around fastener

Martyr anodes are pressure diecast and manufactured to strict quality standards through an ISO9001 Quality Management System.

In addition, each alloy is guaranteed to be manufactured to the latest US Military Alloy specification and is chemically tested regularly in Martyr's in-house labs to ensure consistency.


  • For use in saltwater
  • Not recommended for fresh water
  • Alloy is manufactured to meet or exceed Military specification MIL-A-18001K
  • ISO9001 standards

Composition Zinc Alloy

  • Cadmium: 0.025%-0.07%
  • Copper: 0.005%max
  • Cadmium: 0.025%-0.07%
  • Iron: 0.005%max
  • Lead: 0.006%max
  • Aluminium: 0.1%-0.5%
  • Zinc**: Remainder
    ** Martyr anodes have a zinc purity 99.995%

Australia's largest marine accessories retailer. Serving boat owners since 1962. With sixteen big supermarkets and mail order departments Australia wide Whitworths Marine & Leisure offers the best service, convenient locations, a huge selection of quality products, and unbeatable prices.