【Durable Construction】Made of thickened ABS plastic with electroplating process, resistant to corrosion, acid, and wear for long-lasting use.<br> 【Dual Flush Mechanism】Features a dual-button design for efficient water management, allowing users to choose between full and partial flush options.<br> 【High-Quality Components】Equipped with a high-elasticity stainless steel spring that ensures smooth operation and prevents jamming.<br> 【Easy Installation】Comes with reinforced, deep threads to prevent cracking and ensure a secure fit during installation.<br> 【Customizable Length】Extended screw rod can be cut to size, accommodating different toilet tank depths for a perfect fit.<br> Specifications:<br> Material: ABS plastic<br> Spring: Stainless steel<br> Installation Thread Width: 3.8cm<br> Installation Caliber: 3.8-4.5cm