Marine Grade Hatch Hinges Laorde 316 Stainless Steel T Hinges Marine Grade 6'' X 3" Heavy Duty Boat Hatch Hinge (150 Mm X 72 Mm) 2 Pack Casting Cabinet Hardware Door Hinge With Screws Stainless Steel Hinges Marine Detachable Multi Usages: You can freely install these on somewhere suitable,boat, cabinet,yacht,garage,deck,door,tool box, locker as long as there need the hinge. Polished 316 stainless steel equal bow hatch hinge 4" . Includes 4 (four) #10 x 3/4" screws.Distance between holes (center to center): 1" Read More These are made by precision casting, which ensures the door can be properly shut. The 316 grade is specifically designed for saltwater use - it resists corrosion way better than 304 stainless, so you won't be dealing with rust... Marine Hinge Overall Length : 3/76mm; Width :1., 5/38mm; Outer Hole Distance :2., 4/62 mm; Inner Hole Distance :1 / 25., 4 mm; Single Sheet Thickness : 0., 2/5mm, 6 holes, Boat Hinges 2 X Marine Boat Strap Hinges 40mm X 38mm Stainless Steel Caravan RV Marine Strap Hinges Complete installation kit: including stainless steel 316 screws for easy installation, making it convenient to meet your boat, RV, or outdoor furniture hinge needs