Zinc Reliance Shaft Anode manufactured in Canada by Metal Distributors Limited to US military specification A 1800 K. Copper studs on the anode ensure good electrical contact to the prop shaft, giving the best protection to your stern gear.
Zinc Shaft Anode for 20mm prop shafts
Interior copper pads for better connection to the prop shaft
2 fixing bolts
55mm outside diameter
For use in saltwater