Product Description: Advantages: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information 2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed.3.Suitable for the height of the toilet tank (excluding the tank cover): 22-25cm.4.Replacement for TOTO, Replacement for KOHLER and other brands of one-piece side toilet tanks.5.Full drainage, semi-drainage can be adjusted, silica gel sealing sheet, good sealing effect, never leaking.6.Suitable for 65mm -75 mm drain holesSpecifications:Material: ABS plastic+304 stainless steel U-shaped hookColor: White Drainage rate: 2.3L/SSemi-drained residual water level: 90-110mmFull-drained residual water level: 35-50mmHeight: 21cm/8.27inchWeight: 656g Package include:2 x Toilet Drain Valve