Amarine-made External Dia: 9.84" /250mm Boat Round Non Slip Inspection Hatch ,Opening Dia: 7" /180mm
| Country | USA |
| Brand | X-Haibei |
| Manufacturer | X-Haibei |
| Binding | Misc. |
| ItemPartNumber | BT0291-s |
| Model | X-Haibei-XXX |
| Color | White |
| Size | Inside diameter 6 inch |
| ReleaseDate | 0000-00-00 |