DELTA Classic Chrome 1-handle 4-in Centerset WaterSense Bathroom Sink Faucet with Drain

1 metal lever handle with 50/50 pop up. Diamond seal ceramic disc valve. 1.2 Gallons per minute at 60 PSI. 4-in center, 3-hole mount. 1/2-in IPS connections. Solid brass body and waterways. Meet AB1953BN, NSF 61 Annex G lead-free regulations. Meets EPA WaterSense criteria, ADA compliant. Manufacturer part number 520-DST.