An extra heavy "O" ring to assure watertight fit. To be installed in areas where internal pressure (oil-canning) is NOT present. Ideal for inspection compartments, for clean out or access to shut off valves, back-up fasteners.
| Brand | Beckson Marine |
| _ID | 6-3/16" |
| _OD | 8-1/8" |
| _Color | White |
| _Hole | 6-1/2" |
| _Center | Non-Skid |
| Shipping Details | |
| Weight: | 0.52 lb |
| Length: | 16.0 in |
| Height: | 6.0 in |
| Width: | 9.0 in |