Home Engine Systems Engine Care Anodes Zinc Plate for Hull – Bolt-On (4-3/4” L x 2” W x 3/4” T) Camp Zinc Plate for Hull – Bolt-On (4-3/4” L x 2” W x 3/4” T) $11.29 Zinc Plate for Hull – Bolt-On (4-3/4” L x 2” W x 3/4” T) quantity Add to cart Product Details Product Details 4-3/4″ L x 2″ W x 3/4″ T. Meets all MIL-A-18001 specifications. Used as sacrificial anodes to protect propellers, struts, bearings, etc. from underwater electrolysis.
