The 2-inch universal flap is suitable for most US standard water tanks and other 2-inch valves. Perfectly replace the water leakage baffle, and quickly solve the problems of hiss and water leakage of the . confirm that the diameter is 2 inches purchase. baffles are made of high-quality PVC with good sealing performance to prevent water leakage. PVC materials are more resistant to aging than ordinary rubber materials. Completely fit, and the flushing is also significantly improved. Stainless chains and hooks are durable and not easy to rust. They are high-performance accessories that can be used for a long time. The new baffle is easy to install and use, and can be directly hung on the plastic flushing valve. The chain with hook can be adjusted in length. The attached white buoy helps to see the water level clearly. You 't need a plumber to fix a leaking . The package includes two 2-inch replacement seats with hinges and two 50mm white baffle chain buoys. Two packs of spare parts are always available, so you can replace without going to the hardware . Material: Plastic colour: Blue Package Contents: 2 x drain valve cover 2 x white plastic tubes (length: 50mm) Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.