Model Number : Bathtub Drain Stopper Replacement Style : Push Down Pop-UpSize : OthersApplication : BASINMaterial : BrassFloor Drain Method : Gravity FlushingCertification : NONEOrigin : Mainland ChinaType : DrainsFeature:*100% new and high quality.*High-quality brass material is not easy to rust*Fits most standard basin wastes - universal fitting.*Spring mechanism easy to pop up the threadSpecification:Material: BRASSColour:As the picture shown: /GenericSize: Length 58.3mm when open(Other sizes are shown in the picture)Bottom thread M16 (16mm) top thread M8 (8mm)TEST:>100,000 TIMESType: Bounce valveFeatures: Spring MechanismMPN: Does not applyQuantity: 1pc, 2pcsPackage Includes1Pc/2pcs Spring Plug /Bounce valveNoteManual measurement, please allow 1-2mm error, thank you Please understand because of the light irradiation or computer display difference, so I can't guarantee photos and real color is 100% the same