Allen 'O' Ring Hatch Cover 139mm

This modern Rigid hatch cover features an integrated internal seal to ensure a fully watertight seal between the screw lid and the deck ring.

It's overall rigidity prevents flexing which can often cause leaks and jamming of the threads.

Part	Description	Colour	Fixing Hole Ø mm	Cut out Ø mm	Opening Ø mm
AL-1837-BK	Hatch cover rigid with integral seal	Black	4	138	130