Black rubber with chemically bonded zinc chromate washers molded into the rubber.
| Brand | Seachoice |
| _Case | 12 |
| _Case | 12 |
| _Hole | 3/4" ID |
| _Hole | 3/4" ID |
| _Size | 4-1/4" D x 4-1/4" W |
| _Size | 4-1/4" D x 4-1/4" W |
| Shipping Details | |
| Weight: | 1.00 lb |
| Length: | 6.5 in |
| Height: | 4.25 in |
| Width: | 4.25 in |