X-13 Shaft Zinc Anode 3" dia (standard) *Best Seller* mac duff Zimar hull zinc anodes weigh

Zimar hull zinc anodes weigh more than the competition

Hole Diameter:1/2" (13mm)

Volvo Penta cavitation plate for outdrive shell shape

and plastic retaining washers ensure that the screws do not fall out during installation

X-13 Shaft Zinc Anode 3" dia (standard) *Best Seller* mac duff Zimar hull zinc anodes weighDiameter: 3" Weight: 7. 90 lbs Whether your boat is sailing in either fresh or sea water is inevitably exposed to the hazards of corrosion. All Zimar metric shaft zinc anodes include copper contacts for permanent ground and stainless screws with washer retainers. Zimar standard shaft zinc anodes weigh more than the competition, due to their higher quality and perform their cathodic protection job better. Zimar shaft zincs meet the standards set forth