• Quick-release toilet seat hinges. • Material: rubber and 304 stainless steel. • Size: 45 mm. • Includes 2 accessory pieces with expandable rubber screws, nuts, and washers. • High-quality 304 stainless steel fastenings, strong and durable. • Rubber plug that slides and holds well when tightened. • Round hinge plate for increased rigidity and firmness. • Rubber washer with threaded part that expands when tightened. • Ideal for most standard toilet seats with top-fixed hinge. • Easy to install: rubber nozzles with threaded section. • Sturdy and reliable fixing kit for toilet mounting brackets.