Description: 100% Brand New Boat Butt Hinge . Professional marine grade cast solid 304 stainless steel. Strong corrosion resistance and durable in saltwater circumstance. Use left and right pull apart set hinges for quick removal of hatches, motor covers, or together as a heavy-duty hinge. High polished surface for mirror-like appearance and to match modern watercraft/boat/yacht. Specification: Material: Stainless Steel Size( L x W ): Approx. 100 mm x 100 mm / 4 inch x 4 inch Thickness: 15 mm / 0.6 inch Package Includes: 1 Piece Boat Butt Hinge Note: Please allow 1-2 mm difference due to manual measurement. Thank you