SUITABLE FOR: 38 mm thread dia., suitable for 1.49 Inch (38 mm) tank hole. Dual flush function.
MATERIAL: The button spring is made of high quality 304 stainless steel wires, which is durable and elastic.
SIZE: It is a two push button Flushing, so you can choose full drainage or semi-drainage. And the total length of the torsion bar is 9.4 inch; you can cut out the length according to your needs or rotation it extended.
INSTRUCTIONS: 1. Unscrew the lock nut and insert the button into the hole. (Full row buttons and half row buttons need to be consistent) 2. Check whether the button rod is just in contact with the button. If it is too long, you can cut it short.
NOTE: Please check the size before purchasing due to the differences of tank hole.