Stable Material: The toilet seat hinge fastener is made of solid stainless steel, which is dirty and wear-resistant and not easy to break. Metal screws are not easy to rust under the protection of rubber and have a longer service life. Easy Installation: Place these toilet seat screws into the toilet mounting hole. Washers have threaded parts, you just push them into the hole at the top of the toilet, and when you tighten the screw, it expands and screws itself into the hole without using a bolt on the other end of the screw. These quick release toilet seat bolts come with rubber stoppers that are more flexible than other plastic stoppers and can fit more closely into the toilet hole. Designed for toilet seat retainers, toilet seat metal hinges fits most standard toilet seats with top retainer hinges and is ideal for wall or wall mounted toilet replacements. Package Contents: You will receive 2pcs toilet seat hardware, 2pcs elastic rubber covers and 2pcs expanded nylon nuts. After installation, these top fasteners for toilet seat hinges will last for several years., Manufacturer: Angoily