Toilet Seats China Expanding Rubber Top Nuts Screws,Custom Expanding Rubber Top Nuts Screws, Expanding Rubber Top Nuts Screws Suppliers Toilet Seat Fixings Material: Made of rubber and metal, way better than most plastic fixtures on the market. nuoshen 6 PCS Toilet Seat Fittings and Fixtures,Black Toilet Seat Fittings Rubber Bungs: When you tighten the bolts the rubber bungs squash up in the holes making a good tight fit. These are designed for toilet pan fixing, fit for most standard toilet seats and top fix hinge. Usage:Perfect for back to wall or wall hung toilet pans Specifications:Material:rubber and metalColor:Black and sliverSize:Rubber sleeve:40mm/1., 57in,metal screws:48mm/1., 89in Features:1., We also supplied with plastic wing nut and washer for standard bottom installation., 2., There are 10 pcs and promise you won't have to buy any more for a long time., 3., These are designed for toilet pan fixing, fit for most standard toilet seats and top fix hinge. Pair of Universal Toilet Seat Expanding Rubber Bolts for Top Fix Fixing Easy to Use: Perfect choice for DIY'ers, clever design and simple installation.