Shaft AnodeMaterial: MagnesiumOuter Diameter: 3.20"Inner Diameter: 1.75"Height: 3.06"Weight: 0.65lbsHoles: 4 Tecnoseal X8MG Shaft Anode - Magnesium - 1-3/4" Shaft DiameterSKU: X8MG$30.73PriceOut of Stock