500*500mm Square Marine Grade Nylon Boat Deck Hatch Window With Tempered Glass and Trim Ring Part Number: 00683 Marine grade white nylon frame, anti-UV and saltwater Tempered clear grey glass Two locking latches Two adjustable support strut, Hatch can be opened up to 135 degree Inner trim ring is supplied. Overall Size (Length*Width): 500*500mm (19.7*19.7inch) Cutout Size (Length*Width): 430*430mm (17*17 inch) The listing price does not include any destination duties/taxes/custom fees/etc that will be due when the product arrives at destination countries/regions. It is the customer's responsibility to pay for all custom duty/taxes/custom fees if any.