This Westbrass traditional pop-up lavatory sink drain is fully finished for exposed installations and comes complete with lift rod, extension linkage, horizontal rod and overflow holes. Clip and plunger assembly. The drain has overflow holes, for sinks with integrated overflow, and has a fully finished body under the sink, for exposed installations. Pop-Up style drain fits 1-1/2" opening with 1-1/4" tailpiece. Brass construction for durablity. Available in a variety of stylish finishes, this item is sure to complement your existing fixtures. Westbrass Fine Decorative Plumbing since 1935.