Home Engine Systems Engine Care Anodes Zinc Plate Hull Anode (ZHS-23) M & M Industries Inc Zinc Plate Hull Anode (ZHS-23) $58.29 Zinc Plate Hull Anode (ZHS-23) quantity Add to cart Product Details Product Details ZHS-23. Zinc Plate. (2) Cast-in Galvanized Steel Straps, Weld on. 22 lbs. Dimensions: 6″ W x 12″ L x 1-1/4″ T.