Manufactured to US military specification 18001K by Tecnoseal in Italy, one of the worlds leading suppliers of sacrificial anodes for cathodic protection in the leisure boat market

Zinc Collar Anode ideal for where space is limited, 2 fixing bolts included

For use in saltwater 

Shaft Size 19mm, 25mm, 1",30mm, 35mm, 1 1/4"

Outside diameter 65mm, thickness 20mm

Shaft size 40mm                          

Outside diameter 80mm, thickness 20mm