Strom Plumbing (Sign of the Crab) manufactures this pop-up drain with overflow holes - for use with sinks that have an overflow hole. Available in unpolished brass, supercoated (non-tarnishing) brass and chrome. Specifications: Fits 1 1/2" opening; 1 1/4" OD tailpiece, flange measures 2 1/4'' wide. Warranty: 5 years for defects in material and workmanship - some limitations apply. Any questions call us toll free. Enjoy free shipping on all products. Please Note: Only the supercoated brass finish is guaranteed for as long as the original purchaser owns their home. Click here for warranty information