Both easy to operate and constructed with longevity in mind, this pop-up bathroom sink drain serves a useful purpose in any bathroom. Choose between a drain for a sink with or without an overflow hole based on your needs. Solid Brass ConstructionEntirely Finished, Including Plated PortionFits Standard Bathroom Sinks with 1 1/2" Drain Holes1 1/4" Tailpiece IncludedOrder "Overflow" Version if Sink Has Overflow Hole and "No Overflow" Version if Sink Doesn't Have Overflow HoleOpening Near Top of Drain Enables Water to Enter Drain Pipe on "Overflow" VersionPress Type Pop-Up DrainFor Sinks with 2" Maximum Thickness2 1/2" Threaded Drain Body | Pop-Up Bathroom Sink Drain, 1 1/2", Matte Black, Without Overflow, 2.0 lb