Weight: 6.00 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 standards set forth by Mil-Spec A-18001, Mil-Spec A-18001A, and Mil-Spec A-18001K.