Specifications:Basin Waste Easy Pop Up Click Clack Plug BoltBASIN WASTE CLICK CLACK CLICKER SPRING MID THREADFits most standard basin wastes - universal fitting.Weight: 33gTop quality, thick plating.Top Thread - (M8) ~7.6mmBottom Thread (M16) ~ 15.5mmOpen Length ~ 58.3mmClosed Length ~ 47.7mmSPRING COREMATERIAL:BRASSTEST:>100,000 TIMESDesign Mechanism Click Clack Basin Drain Fitting Wash Basin Drain Parts.Spring Mechanism.Threaded Push Pop Up.Clicker waste.Basin Waste Easy Pop Up Click Clack Plug BoltMiddle ThreadedMid ThreadPackage included:1pc x A1112 ReplacementNotes:please allow 1-3cm error of measurement.Photo color might be a little different from the actual product due to color display of different monitors. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.