These black ceramic doorknobs are reproductions of antique originals. They are molded of clay and then fired in an oven to set the glaze. Sold as a pair with a spindle that will adjust to the thickness of your door.
Rim Lock Type Black Ceramic Doorknobs with Brass Ferrules
2 1/8" diameter with a 5/8" ferrule
about rim lock doorknobs
One doorknob has a flared foot that rests against the lock and the other fits the rosette on the other side of the door.
take a look at our rim locks