Beckson Rain Drain Opening Ports and Accessories , Part No PO414DWC20

Rain Drain Opening Ports are made of white ABS plastic with clear plexiglass opening window for hulls upto 1-3/4″ thick.  The Rain Drain port design can drain while tipped 24°. INCLUDES an inside finish ring and screen. 512 hole size is 5-1/2″ x 12-1/2″ 414 hole size
is 4-1/2″ x 14-1/2″ 714 hole size is 7-1/2″ x 14-3/8″ . Nickel-Plated Brass Barrel Nuts are
recommended for thru-bolt installation of ports deck hardware and other installations