THIS LISTING IS FOR A PAIR OF VINTAGE CAST BRONZE PORTLIGHTS, PORTHOLES. 

THE OUTSIDE MEASUREMENT OF THE MOUNTING FLANGE IS APROX 7 1/2" DIAMETER, THE INSIDE VISIBLE GLASS VIEWING AREA MEASURES APROX 5". THE CUTOUT SIZE WILL BE APROX 6 1/4" DIAMETER. 

PLEASE CHECK OUT MY OTHER ITEMS FOR MORE VINTAGE AS WELL AS CURRENT BOAT HARDWARE.