USED BOMAR LOW-PROFILE DECK HATCH WITH ANODIZED H.D. FRAME THAT HAS A FLANGE BASE - ALUMINUM IS CORROSION RESISTANT AND SMOKED ACRYLIC LENS IS UV RESISTANT - LOCKING RISER ARM AND LOCKING OPENING / CLOSING HANDLES - SEAL IS SOFT AND SUPPLE @ 100% WITH NO LEAKS - O.D. OF BASE FLANGE IS 16-1/2” x16-1/2” AND O.D. OF LID IS 19-1/8” x 19-1/8” - *PICS HAVE REFLECTION OF TREE BRANCHES ON LENS - UNIT IS IN EXCELLENT CONDITION - MADE IN USA - *EMAIL WITH TELEPHONE NUMBER FOR REPLY, THANKS