SOSS 1-1/8 in. x 4-39/64 in. Satin Brass Invisible Hinge

For more than 110-years SOSS Invisible Hinges have been found in many applications where flush fit, compact size and smooth operation are necessary. SOSS offers a complete line of fire-rated invisible hinges. Whether your doorway is made of wood or metal, rated 20-minutes or 3-hours, there is a SOSS fire-rated hinge that will comply and still give you the uniquely invisible hinge that you expect from SOSS. When closed, the SOSS Invisible Hinge cannot be seen or tampered with. When open, the riveted hinge pin is non-removable.|For use in metal applications for superior appearance and durability|Every door should be provided with at least 1-hinge for every 30 in. H, weight, width, and door thickness also affect the number of hinges needed, refer to the measurement guide to determine the correct size and number of hinges needed|Standard hinges are made of high-strength plated steel and heavy-duty zinc alloy castings to give you strength and dependable operation for years|Mounting hardware included|Moving pivot point remains inside the hinge during travel, eliminating an external pinch point on the back side of the door|Please reference installation instructions for additional tools required