Essex Knob 1 3/16in. Finish: Polished Chrome Collection: Nouveau III Style: Contemporary Product Type: Knobs Base Material: Zinc Alloy Center to Center (cc): Length: 1 3/16in. Width: 1 3/16in. Projection: 1 1/16in. Base Diameter [L]: 1in. Base Diameter [W]: Screw Pack: M4 Country of Origin: Made in China