Key benefits Simple, reliable replacement for a dualflush toilet button: restores smooth, responsive flush control without replacing the whole cistern. Tool installation saves time: drop the button into the tank lid hole, tighten the nuts and rods to adjust — no tools required. Durable ABS construction: the button spring is made of ABS for longlasting performance and resistance to everyday wear. What it is and how it solves problems Function: 58 mm diameter round dual push button for twostage flushing. Replaces worn, cracked, or sticky buttons to restore proper flushing and reduce leaks or misfires. Compatibility: Designed to fit installations with a tank lid hole diameter of 48–50 mm. Intended for tank lid (tank cover) mount only. Quick fix for common issues: Ideal when the original button mechanism is broken, the button sticks, or you want a direct replacement that fits typical 48–50 mm holes. Important specifications (verify before ordering) diameter: 58 mm (round dual push button) Required installation hole (tank lid) diameter: 48–50 mm Material: button spring made of ABS Mount type: tank lid (tank cover) mount only Note: Please check your tank lid hole size before due to variations between toilet models and manufacturers. Installation overview (no tools) Remove the tank lid and check that the hole diameter is 48–50 mm. Insert the button assembly into the lid hole. Screw the nuts and adjust the rods to the correct length for your flush mechanism. the lid and test both push positions to confirm proper operation. Practical use scenarios Home bathroom : a cracked or nonresponsive dual flush button on a residential toilet lid in minutes without calling a plumber. Rental property maintenance: Fast, tool swap for worn buttons during routine property turnarounds to keep toilets functioning reliably for tenants. Facility upkeep: Quick replacement for office or smallbusiness restrooms where a simple tanklid mount dualflush button restores proper operation and minimizes downtime. Why customers choose this part Directfit replacement for many standard dualflush lids with 48–50 mm holes. Straightforward installation with adjustable rods and nuts — no special tools or expertise required. ABS spring material offers dependable performance in daily use. Reminder Confirm your tank lid hole measures 48–50 mm before ordering. This product is designed only for tank lid mounting and will not fit other mounting types.