Home Engine Systems Engine Care Anodes Zinc Donut Shaft Anode (Shaft Size 1-3/8”) Camp Zinc Donut Shaft Anode (Shaft Size 1-3/8”) $24.69 Zinc Donut Shaft Anode (Shaft Size 1-3/8”) 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. Supplied with stainless steel screws and lock washers. Shaft size 1-3/8″. 3″ OD.
