SOSS 218FR 4-5/8-in Oil-Rubbed Bronze Mortise Concealed Door Hinge

Invisible hinge model #218FR is for use in 20 minute fire rated wood or metal applications that are 1-3/4 In. to 2 In. thick. This full size door style hinge will provide superior appearance and durability. Our hinges are found in many applications where flush fit, compact size and smooth operation are necessary features. Invisible hinges open a full 180° and are a single action hinge.