【Part Number】: AS738756-0070A 【Toilet Accessory】: This toilet tank gasket kit is specifically designed for American Standard toilets. It provides a goof seal, effectively preventing tank leaks and ensuring a great fit. 【Premium Material】: The Toilet Tank to Bowl Coupling Kit is made of sponge and rubber material that is long term and resistant to wear, providing stable performance over time. 【Easy Installation】: No need for professionals! You can easily install this yourself, saving both your time and money. 【Wide Application】: This Toilet Tank Parts Replacement Kit is suitable for American Standard toilets, making it an ideal choice for your toilet accessory needs. Specification: Material: Sponge, Rubber Size Chart: Washer 7.62cm/3.00inch Bolt 6.98cm/2.75inch White Nut 2.41cm/0.95inch Black Locking Rings 2.69cm/1.06inch Hexagonal Nut 1.09cm/0.43inch Black Gasket 1.39cm/0.55inch Package Includes:1 Green Washer, 2 Long Bolts, 2 Hexagonal Nuts, 2 Locking Rings, 2 White Gaskets, 1 Black Gasket, 1 White Nut, 1 Wrench Note: Please allow slightly errors 1-2cm differences due to manual measurement.