"NATIONAL" SOLID BRASS DOOR HINGE * 4" x 4" * 5/8" Round Corner * Solid Brass Door Hinge * Full Mortise Door Hinge. * Non-Rising Pin * NIB Provides Finished Appearance * Designed For Residential Interior & Exterior Doors * Removable Pin For Ease Of Installation Or Removal * Hinge Is Manufactured Out Of Solid Brass For An Aesthetically Pleasing Appearance & Corrosion Protection * Safe Working Load 25 # * Carded