Lewmar Portlight No. 5 part number 393520200 cut out size 9 5/8" x 16 7/8" , 3/8" thick Plexiglas with three interior latches,  comes with Portlight  inner frame with hardware bag, white ABS plastic interior trim and screen as shown , the box has some shelf-ware and has been opened.  May be viewed 38 Buckley Ave. Rising Sun MD. by appointment. Ups, USPS  & FedEx shipping shown   Local Pickup is Rising Sun MD. 21911