C-9 Collar Zinc Anode prop nut Weight: 22 lbs

Weight: 22 lbs

Diameter: 5 3/4"

These zinc anodes are individually made to assure highest possible zinc concentration and lowest amount of porosity in the zinc market

Outside Diameter:  4

Center to Center: 7"

C-9 Collar Zinc Anode prop nut Weight: 22 lbsInside Diameter: 2" Outside Diameter: 3 3 4 Weight: 2. 40 lbs Whether your boat is sailing in either fresh or sea water is inevitably exposed to the hazards of corrosion. All Zimar collar zinc anodes include copper contacts for permanent ground and stainless screws with washer retainers. Zimar collar zinc anodes weigh more than the competition, due to their higher quality and perform their cathodic protection job better. Zimar collar zincs meet the