Home Engine Systems Engine Care Anodes Magnesium Launch Anode with Plasticol Coating Galvotec Inc Magnesium Launch Anode with Plasticol Coating $88.79 Magnesium Launch Anode with Plasticol Coating quantity Add to cart Product Details Product Details 1 Cast-in Galvanized Steel Strap, Weld on with 5/8″ holes for mounting. 5 lbs. Dimensions: 5″ W x 10″ L x 2-1/2″ T.