Sealing Gasket Information: 9BU064E Flush Valve Sealing Gasket, Replacement Model 9BU102E, with your purchase you will receive 4 brand new 9BU064E Toilet Gaskets, which prevents leakage of water into the toilet bowl! Compatibility: The Toilet Flush Valve Seal 9BU102E compatible with a range of Toto One Piece Toilet models, fits for TOTO ST464M, 412M, 413M, 416M , Replacement Model 9BU102E Reliable material: 9BU102E toilet flush valve gasket is made of high-quality rubber material, which is extremely strong in sealing and waterproof, and has been repeatedly tested to ensure the extended service life of the product. Easy to install: the gasket is easy to install, first turn off the water supply to the toilet, slide out the top inlet pipe, rotate the flush assembly counterclockwise and lift it up, then turn it over and replace the bottom gasket by removing the locking washer, install the new gasket and reposition the locking washer, place the flush assembly into the flush hole and rotate it clockwise until it locks into place and the inlet access point is aligned with the water line, and then finally reconnect the top inlet pipe. After-sales service: We understand that excellent after-sales service is the key to building customer trust and loyalty. Therefore, we are committed to providing a full range of after-sales service beyond expectations, if you have any questions please feel free to contact us, we ensure that every experience is pleasant and worry-free Sealing Gasket Information: 9BU064E Flush Valve Sealing Gasket, Replacement Model 9BU102E, with your purchase you will receive 4 brand new 9BU064E Toilet Gaskets, which prevents leakage of water into the toilet bowl! Compatibility: Toilet Flush Valve Seal is compatible with a range of Toto One Piece Toilet models, fits TOTO ST464M, 412M, 413M, 416M, Replacement Model 9BU102E Reliable material: 9BU102E toilet flush valve gasket is made of high-quality rubber material, which is extremely strong in sealing and waterproof, and has been repeatedly tested to ensure the extended service life of the product. Easy to install: the gasket is easy to install, first turn off the water supply to the toilet, slide out the top inlet pipe, rotate the flush assembly counterclockwise and lift it up, then turn it over and replace the bottom gasket by removing the locking washer, install the new gasket and reposition the locking washer, place the flush assembly into the flush hole and rotate it clockwise until it locks into place and the inlet access point is aligned with the water line, and then finally reconnect the top inlet pipe. After-sales service: We understand that excellent after-sales service is the key to building customer trust and loyalty. Therefore, we are committed to providing a full range of after-sales service beyond expectations, if you have any questions please feel free to contact us, we ensure that every experience is pleasant and worry-free