Add a classic touch to your door with these cast brass American door knobs in the colonial-style with matching wrought brass rosettes from the 1930s. This quality set has a nice mellow patina throughout and is in very good antique condition with normal wear from age and use. The threaded spindle allows knobs to be easily adjusted to fit doors from 1” to 1.75” thick. This purchase will also include a threaded spindle and door knob set screws. Circa:1930s Origin: American Style: Colonial Metal: Cast Brass Door Knob Dimensions: 1.5ʺ diameter × 2ʺ deep Spindle Dimensions: 3.75” long Rosettes: 2” Dia.