Wilderness Systems 5.5 inch Hatch Cover with Cat Bag
Fits at 6 inch rim with a 5.5 inch opening.
Fits other brands such as Mainstream, Liquid Logic, Native Watercraft, and Future Beach Discovery 124F (circa 2017), originally outfitted with this type of hatch and size.
Cat Bag included.
The hatch cover is 6 1/16 inches O.D. - 5 3/4 inches I.D, and has a tie-off point for an internal leash. Best used as a replacement rubber hatch cover.