Push Button Switch 1) Botton for cistern & tank 2) ABS+chrome plated 3) Diameter: 38mm 4) Shape: sqaure,oval&rect Toilet Push Button: Installation Dimension:38/48 ... & Professional Service10,SampleCatalogue & Free Sample for Design & Test11,CertificationJC987,CSC,UPC,CSA,CE,SASO, NF, AS, WRAS, CE, NOM Push Button For Toilet Flush