push button 1. Chrome plating 2. Dual push system 3. Material: ABS push buttonpush buttonToilet tank push button in dia. 58mm--C5822 1. Finish: Chrome plating 2. Diameter: 58mm 3. Surface : Flat 4. Shape: Round 5. Push: Dual push 6. OEM orders are possible Remark: 1.dual push button also available for dia.38mm and 48mm . 2.other shape for selection: oval ,rectangular.