Home Engine Systems Engine Care Anodes Zinc Plate Hull Anode (ZSS-12) M & M Industries Inc Zinc Plate Hull Anode (ZSS-12) $33.98 Zinc Plate Hull Anode (ZSS-12) quantity Add to cart Product Details Product Details ZSS-12. Zinc Plate. (1) Cast-in Galvanized Steel Strap, Weld on. 11-1/2 lbs. Dimensions: 3″ W x 12″ L x 1-1/4″ T.