Beelee Three Holes Double Knobs Gooseneck Widespread Bathroom Sink Faucet, Brushed Nickel Finished Use for bathroom sink and bathtub. Before installation, handles need to be dismantled. Spout Length: 107.1mm (4.22 Inch); Spout Height: 129.2mm 5.09 Inch) Installation Thickness of the Basin: Less than 3cm (1.18 Inch) Installation Hole Diameter: 3-3.5cm (1.18-1.38 inch), Recommend 3cm (1.18 Inch); Distance between two Installation Hole: 10-15cm (3.94-5.91 Inch) Include: 1 x Spout; 2 x Handles; 2 x 20cm Flexible Pipes; 1 x Allen key