This 2-piece set of black boat yacht oval opening portlights is a perfect fit for your plumbing and ventilation needs. Measuring 6 inches by 8-5/8 inches, these portlights are made of ABS tempered glass and come with a manufacturer part number of CA-0189-02. These items were made in China and are ready for use on your boat or yacht. Please note that this item does not come with a warranty. However, we are confident in its quality and durability. It is a great addition to your boat parts and accessories collection, and is sure to meet your needs. Order now and enjoy the convenience of these oval opening portlights. Exact item pair is shown. New open box without original packaging. Made in China.4mm thickness tempered glass. Overall size: 16-1/8" x 8-5/8" (410 x 220 mm) Maximum opening clearance: 12-3/4" x 8-1/2" (323 x 215 mm) Casted 316 stainless steel accessories. 1/4" Temper Glass for Strength, Clarity, and Chemical Resistance. The two fittings can be loosened to allow you to swing open the porthole. Easy to install, pre-drilled countersunk fastening holes (screws not included.) No returns on installed items or partial sets. This item is a new, opened customer return. It has been inspected and passed quality control to insure the condition described and contents are accurate. Please review actual photos as stock photos are not the actual item, our photos are. You will ONLY receive exactly what is shown in photos, regardless of what might have originally been included. Please review our business policies in our store for information regarding returns, shipping and warranties.