"DRAIN (1/2NPS X 2L,BRS,ASSY)" Product Code: WAS-11000Price: Check LatestBrass Heavy Cast Drain Assembly• A: 1/2” (1.2cm) NPS drain size• B: 1-1/8” (2.8cm) flange• C: 2” (5cm) L• Includes lock nut and washer