Zinc anodes that split into twos to go on both sides.
Anodes are inexpensive, which means it is important to protect your boat with a quality product. Martyr® anodes are pressure diecast and manufactured to strict quality standards through an ISO 9001 Quality Management System. Every anode is UPC barcoded. In addition, each alloy is guaranteed to be manufactured to the latest US Military Alloy Specification and is chemically tested regularly in our in-house labs to ensure consistency. Poorly manufactured anodes may contain high levels of impurities such as iron, which will leave you unprotected. Martyr Anodes manufacturers all 3 alloys for the 3 main water environments. Not all anodes are created equal so to be sure buy genuine Martyr® Anodes.
| CANMETAL | R-1 | RUDDER ZINC-1-7/8" |  1/4" Thick |
| CANMETAL | R-2 | RUDDER ZINC-2-13/16" |  1/2" Thick |
| CANMETAL | R-3 | RUDDER ZINC-3-3/4" |  1/2" Thick |
| CANMETAL | R-4 | RUDDER ZINC-5" |  5/8" Thick |
| CANMETAL | R-5 | RUDDER ZINC-5 1/8" |  7/8" Thick |
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