connecting bridge can lock the tank lid
Thread part 2-11 1/2NPSM
suitable for oilet tank hole of 62mm-65mm
Height 260mm

Dual flush valve(toilet tank fitting)with bracket

1. Half flush volume adjustable......

2. Full flush volume adjustable........

3. Silicon seal is free from leaking,suitable for different water,long life.......

4. For one piece toilet and two piece toilet.......

5. Flush valve height 260mm.........

6. Sillicon Sealer for a good performance........

7. Dual Flush for half flush and full flush. And both volume adjustable........

8. Flushing speed 2 liters per second......

9.  Push button shelf optional......

Here is the button shelf  for your reference: