Quick view Tecnoseal R1 Rudder Anode - Zinc - 1-7/8" Diameter [R1] Rudder AnodeMaterial: ZincOuter Diameter: 1.85"Height: 0.28"Weight: 0.26lbsFull size and weight Rudder Each includes Stainless Steel hex nut and socket cap screwThe captive hex nut is a great feature for underwater installations Specifications:Material:... $3.60 Add to Cart Compare