all original 19th century antique american ornamental cast brass flush mount door bolt salvaged from a chicago church built in 1888. the "oriental" pattern sliding door bolt is comprised of brass with original diminutive knob designed to slide the bolt in and out of the door jamb. the surface patina is mostly uniform throughout. only one available. measures 1 1/2 x 2 1/4 x 5 1/2 inches.