Universal Size: These universal toilet seat fittings are universally compatible with most standard toilet seats. Suitable for toilet seat holes measuring 14-16mm. Please refer to the product images for detailed dimensions to ensure a good fit Premium Material: Crafted from premium rubber, plastic, and stainless steel, this top fixing toilet seat fittings boasts exceptional sturdiness and durability Effortless Installation: Simply insert the toilet seat blind hole fixing kit into the mounting holes and tighten them with a screwdriver to quickly avoid toilet lid looseness Package Content: You will receive 2 pairs (4 pieces) of toilet seat screws fittings, featuring rubber and plastic options. Designed to cater to different toilet installation requirements and complement various bathroom decor styles Replacement Set: Ideal replacement for broken or worn-out toilet seat hinges. These toilet seat nuts replacement effectively avoid the toilet seat from shifting, keeping it stable and secure during use, Weight: 0.110231131 pounds, Manufacturer: Eteamcan