Quick view Tecnoseal Tecnoseal X20 Shaft Anode - Zinc - 5-1/2" Shaft Diameter [X20] Shaft AnodeMaterial: ZincOuter Diameter: 7.244"Inner Diameter: 5.50"Height: 3.504"Weight: 11.00lbsH MSRP: $329.99 Was: Now: $262.99 Out of stock