Toilet Seats, Universal Expansion Bolt Set for Toilet Seats

Universal Compatibility: Designed to fit most standard top-fixing toilet seats. Ideal for 14-18mm fixing holes, it saves you the hassle of searching for specific replacement parts for different toilet brands. Materials: Made with corrosion-resistant 304 stainless steel screws, solid brass nuts, and expanding rubber. Unlike flimsy plastic inserts, this kit guarantees durability. Say goodbye to wobbling seats: The black rubber expansion plug ensures a secure and stable fit in the mounting holes. Once tightened, the seat stays firmly in place, eliminating any risk of slippage or instability. Quick and easy installation: No complicated tools are required. Simply insert the rubber plug into the hole, place the washer, and tighten the screw. The internal mechanism causes the rubber to expand, ensuring an immediate and secure fit.