Toilet Push Button With 38Mm Thread Diameter Dual Push Flushing Toilet Water Product Details ?SUITABLE FOR: 38 mm thread dia., suitable for 1.49 Inch (38 mm) tank hole. Dual flush function. Widely used in common brands as follow: TOTO, American Standard, KOHLER, Twfords, Armitage Shanks, Geberit, B Q Villeroy Boch. Siamp, Wirquin, Cookr Lewis. ?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. If it is too short, you can turn the button rod out to adjust the required length, and screw in the lock nut until it is firm. ?NOTE: Please check the size before purchasing due to the differences of tank hole Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.