Home Engine Systems Engine Care Anodes Zinc Plate for Hull – Bolt-On (8-5/8” L x 3-3/16” W x 1/2” T) Camp Zinc Plate for Hull – Bolt-On (8-5/8” L x 3-3/16” W x 1/2” T) $51.39 Zinc Plate for Hull – Bolt-On (8-5/8” L x 3-3/16” W x 1/2” T) quantity Add to cart Product Details Product Details Meets all MIL-A-18001 specifications. Used as sacrificial anodes to protect propellers, struts, bearings, etc. from underwater electrolysis. Dimensions: 8-5/8″ L x 3-3/16″ W x 1/2″ T. One hole – diameter 3/8″.
