3" x 3", Stainless Steel Square Corner Door Hinge, Full Mortise, Designed For Industrial, Commercial & Residential Doors, Especially In Marine & Other Outdoor Applications, Stainless Steel For Maximum Corrosion Protection, Non Rising Pin, Removable Pin For Easier Installation, Heavy Gauge Material For Added Strength, NIB On Bottom Of Hinge For Finished Appearance, 1 Per Pack, Carded.