The toilet seat replacement parts kit is easy to install with a convenient and fast installation process. Simply push the toilet seat nut into the hole, place on the gasket, and tighten the bolt from the top. The screw will expand and secure itself into the hole. Built-in adjustment range and compact design allow for easy installation, quick disassembly, and simple cleaning. Expanding toilet seat screws provide a secure fix for toilet lids, ensuring stability and preventing movement. If your toilet seat shifts or wobbles, replace the plastic inserts with these durable fixing screws. This toilet seat fixing kit is ideal for replacing broken or worn toilet seat hinges. Fits most standard WC toilet pans. Suitable for top-fix toilet seats and back-to-wall units. Package includes: 1 set of toilet seat fixing hardware (contents as described). For size details, refer to the product image. Note: Size measurements are taken manually; please allow a 1-2 cm variation. Color: Silver. Due to differences in monitor displays and lighting conditions, the actual item color may vary slightly from the image.