TCL4 9″ Clear Locker DoorKeep storage areas dry with this tried, tested, and trusted black clear locker door/deck hatch.Features:Allows for easy inspection without having to open the doorMeasurements:Diameter: 228 mm (9 in.)Aperture: 179 mm (7 in.)Materials:Body: PolycarbonateLocking Ring: AcetalSeal: Nitrile