Home Engine Systems Engine Care Anodes Zinc Plate for Hull – Bolt-On (7-1/2” L x 2-3/4” W x 1/2” T) Camp Zinc Plate for Hull – Bolt-On (7-1/2” L x 2-3/4” W x 1/2” T) $22.59 Zinc Plate for Hull – Bolt-On (7-1/2” L x 2-3/4” W x 1/2” T) quantity Add to cart Product Details Product Details 7-1/2″ L x 2-3/4″ W x 1/2″ T. Meets all MIL-A-18001 specifications. Used as sacrificial anodes to protect propellers, struts, bearings, etc. from underwater electrolysis.
