Allen 100 mm O Hatch Cover - Grey
Samll and mediun 'O' ring hatch covers.
These hatch covers feature an outer rim 'O' ring seal which seals the deck ring and the screw lid, eliminating the need for sealant when installing and ensuring a watertight seal between the lid and the deck ring.
Outer 'O' Ring sold separately.
Bag option is attached to the lid and features a Velcro sealed opening.