1. 8 Inch Center Commercial Faucet With Sprayer. This faucet mounts to the wall using a pair of 1/2NPSM female inlets. Those inlets can adjust from 7 3/4" to 8 1/4", allowing you to fit them directly onto your facility's water lines with ease. 2. We sell All the spare parts for your need: 5",8",14" short spout; 38" longer hose (Asin:B07MT7GKCZ); black pre rinser sprayer;90 degree brass elbow installation kit (Asin:B07RVB6R4J) for this commercial faucet. 3. Lead- Brass construction with superior rust-resistant finish. 4. Double-layer anti-leaking construction(with two O-rings), it can provide enhanced leak-tightness of the faucet while increasing the life one times. 5. The outlet pipe can rotate at 360 degrees. The surface of faucet is plated by chrome treatment. It make the appearance more aesthetically, and It has high hardness and better heat resistance characteristics. 6. Easy to install the faucet by hand, and there is no water leakage.