Universal This toilet seat attachment is compatible with most standard toilet seats featuring top hinges, facilitating the replacement of broken or old hinges suitable for 14mm-18mm holes. Premium Material Made of stainless steel and plastic, this product is resistant to rust and highly durable, providing a strong and safe solution for your toilet repair needs. Dimensions Includes a pair of fasteners with 47mm screws, a 40mm rubber base, 30 x 45mm replacement hinges, a 45mm stainless steel lid, and a matching 45mm non-slip rubber. Easy to Install Once installed, the seat is securely fixed in place without any movement. The holder is universal and works perfectly for toilet seats equipped with automatic lowering systems, Soft-Close functions, and Quick Release features. Convenient This attachment is designed for most standard toilet seats with fixed upper hinges, making it an ideal choice for DIY enthusiasts. It��s smart and user-friendly.