Always check propeller clearance after installing new trim tab anodes. Aluminum for salt and brackish water, magnesium for fresh water, zinc for salt water.
| Brand | Martyr Anodes |
| _Case | 48 |
| _Case | 48 |
| _Case | 48 |
| _Description | XDP-B Drive Block |
| _Description | XDP-B Drive Block |
| _Description | XDP-B Drive Block |
| _Material | Alum. |
| _Material | Alum. |
| _Material | Alum. |
| Shipping Details | |
| Weight: | 0.01 lb |
| Length: | 3.0 in |
| Height: | 1.0 in |
| Width: | 2.0 in |