Suitable for fresh water use, this magnesium shaft anode is manufactured in a classic golf ball shape. The magnesium anode offers outstanding cathodic protection, preventing your vessel's shaft from corroding. MG Duff's boat anodes are renowned for their superior quality. The anodes offer excellent cathodic protection and help control and prevent the corrosion of metals aboard your boat.
Specifications:
| Part Number | Shaft Diameter (mm) | Outer Diameter (mm) | Length (mm) |
| MSA88 | 22 | 54 | 53 |
| MSA98 | 25 | 56 | 55 |
| MSA100 | 25.4 | 55 | 55 |
| MSA120 | 30 | 61 | 61 |
| MSA125 | 32 | 61 | 60 |
| MSA150 | 34.8 | 67 | 60 |


