Schlage Lock Company Plymouth Single Cylinder Handleset and Siena Knob, Antique Brass (F60 PLY 609 SIE) Use with 1-5/8 in. to 1-3/4 in. door Adjustable throughbolt can move up and down 1-1/2 in. to fit a variety of pre-existing holes Self-aligning screw holes make installation easy and hassle-free Knob design pairs well with traditional, sophisticated styles and overstuffed furniture while finish pairs well with rustic elements like stacked stone and exposed wood