This large ring pull is brass and steel. The back plate and post are brass. The ring is steel. We estimate this neat pull to date between 1890 and 1920. The post inserts into the wood approximately 1/2 inch, and then a screw is inserted from the back to thread into the post.
The brass stamped back plate measures 1 7/8 inches round. It is concaved. The steel ring is 1 5/8 inches round. The pull projects from the surface one inch. The screw and a washer is included.